diff --git a/metrics/__main__.py b/metrics/__main__.py
index 247a174..48a38af 100644
--- a/metrics/__main__.py
+++ b/metrics/__main__.py
@@ -2,7 +2,7 @@ from argenta import App, Orchestrator
 from .handlers import router
 
 
-app = App(initial_message="metrics")
+app = App(initial_message="metrics", override_system_messages=False)
 orchestrator = Orchestrator()
 
 
diff --git a/mock/mock_app/main.py b/mock/mock_app/main.py
index 745baf9..65a5623 100644
--- a/mock/mock_app/main.py
+++ b/mock/mock_app/main.py
@@ -6,8 +6,7 @@ from argenta.app.dividing_line.models import DynamicDividingLine
 from mock.mock_app.routers import work_router
 
 app: App = App(
-    dividing_line=StaticDividingLine('~'),
-    prompt=HTML('\n<blink>>>></blink>')
+    dividing_line=StaticDividingLine('~')
 )
 orchestrator: Orchestrator = Orchestrator()
 
diff --git a/pyproject.toml b/pyproject.toml
index f3e09d4..b179e94 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -42,7 +42,7 @@ metrics = [
 ]
 
 [tool.ruff]
-line-length=90
+line-length=100
 
 [tool.pyright]
 typeCheckingMode = "strict"
diff --git a/src/argenta/app/models.py b/src/argenta/app/models.py
index 14acad5..29842db 100644
--- a/src/argenta/app/models.py
+++ b/src/argenta/app/models.py
@@ -5,12 +5,10 @@ import re
 from contextlib import redirect_stdout
 from typing import Callable, Never, TypeAlias
 
-from art import text2art
-from prompt_toolkit import HTML
 from rich.console import Console
-from rich.markup import escape
 
 from argenta.app.autocompleter import AutoCompleter
+from argenta.app.view_renderer.entity import PlainRenderer, RichRenderer, ViewRenderer
 from argenta.app.dividing_line.models import DynamicDividingLine, StaticDividingLine
 from argenta.app.protocols import (
     DescriptionMessageGenerator,
@@ -30,7 +28,6 @@ from argenta.response import Response
 from argenta.router import Router
 
 Matches: TypeAlias = list[str] | list[Never]
-
 _ANSI_ESCAPE_RE: re.Pattern[str] = re.compile(r"\u001b\[[0-9;]*m")
 
 
@@ -38,7 +35,7 @@ class BaseApp:
     def __init__(
         self,
         *,
-        prompt: str | HTML,
+        prompt: str,
         initial_message: str,
         farewell_message: str,
         exit_command: Command,
@@ -49,41 +46,38 @@ class BaseApp:
         autocompleter: AutoCompleter,
         print_func: Printer,
     ) -> None:
-        self._prompt: str | HTML = prompt
+        self._prompt: str = prompt
         self._print_func: Printer = print_func
         self._exit_command: Command = exit_command
         self._dividing_line: StaticDividingLine | DynamicDividingLine | None = dividing_line
         self._repeat_command_groups_printing: bool = repeat_command_groups_printing
         self._override_system_messages: bool = override_system_messages
         self._autocompleter: AutoCompleter = autocompleter
-        self.system_router: Router = Router(title=system_router_title)
-
-        self._farewell_message: str = farewell_message
-        self._initial_message: str = initial_message
+        self._system_router: Router = Router(title=system_router_title)
 
         self._stdout_buffer: io.StringIO = io.StringIO()
-
-        self._description_message_gen: DescriptionMessageGenerator = (
-            lambda command, description: f"{command} *=*=* {description}"
-        )
         self.registered_routers: RegisteredRouters = RegisteredRouters()
         self._messages_on_startup: list[str] = []
 
-        self._incorrect_input_syntax_handler: NonStandardBehaviorHandler[str] = (
-            lambda _: print_func(f"Incorrect flag syntax: {_}")
-        )
-        self._repeated_input_flags_handler: NonStandardBehaviorHandler[str] = (
-            lambda _: print_func(f"Repeated input flags: {_}")
-        )
-        self._empty_input_command_handler: EmptyCommandHandler = lambda: print_func(
-            "Empty input command"
-        )
-        self._unknown_command_handler: NonStandardBehaviorHandler[InputCommand] = (
-            lambda _: print_func(f"Unknown command: {_.trigger}")
-        )
-        self._exit_command_handler: NonStandardBehaviorHandler[Response] = (
-            lambda _: print_func(self._farewell_message)
-        )
+        if self._override_system_messages:
+            self.view: ViewRenderer = PlainRenderer(
+                print_func=self._print_func,
+                most_similar_command_getter=self._most_similar_command
+            )
+        else:
+            self.view: ViewRenderer = RichRenderer(
+                print_func=self._print_func,
+                most_similar_command_getter=self._most_similar_command
+            )
+
+        self._initial_message: str = self.view.render_initial_message(initial_message)
+        self._farewell_message: str = self.view.render_farewell_message(farewell_message)
+        self._description_message_gen: DescriptionMessageGenerator = self.view.generate_formatted_description_message_gen()
+        self._incorrect_input_syntax_handler: NonStandardBehaviorHandler[str] = self.view.generate_formatted_incorrect_input_syntax_handler()
+        self._repeated_input_flags_handler: NonStandardBehaviorHandler[str] = self.view.generate_formatted_repeated_input_flags_handler()
+        self._empty_input_command_handler: EmptyCommandHandler = self.view.generate_formatted_empty_input_command_handler()
+        self._unknown_command_handler: NonStandardBehaviorHandler[InputCommand] = self.view.generate_formatted_unknown_command_handler()
+        self._exit_command_handler: NonStandardBehaviorHandler[Response] = self.view.generate_formatted_exit_command_handler(self._farewell_message)
 
     def set_description_message_pattern(self, _: DescriptionMessageGenerator, /) -> None:
         """
@@ -93,9 +87,7 @@ class BaseApp:
         """
         self._description_message_gen = _
 
-    def set_incorrect_input_syntax_handler(
-        self, _: NonStandardBehaviorHandler[str], /
-    ) -> None:
+    def set_incorrect_input_syntax_handler(self, _: NonStandardBehaviorHandler[str], /) -> None:
         """
         Public. Sets the handler for incorrect flags when entering a command
         :param _: handler for incorrect flags when entering a command
@@ -103,9 +95,7 @@ class BaseApp:
         """
         self._incorrect_input_syntax_handler = _
 
-    def set_repeated_input_flags_handler(
-        self, _: NonStandardBehaviorHandler[str], /
-    ) -> None:
+    def set_repeated_input_flags_handler(self, _: NonStandardBehaviorHandler[str], /) -> None:
         """
         Public. Sets the handler for repeated flags when entering a command
         :param _: handler for repeated flags when entering a command
@@ -113,9 +103,7 @@ class BaseApp:
         """
         self._repeated_input_flags_handler = _
 
-    def set_unknown_command_handler(
-        self, _: NonStandardBehaviorHandler[InputCommand], /
-    ) -> None:
+    def set_unknown_command_handler(self, _: NonStandardBehaviorHandler[InputCommand], /) -> None:
         """
         Public. Sets the handler for unknown commands when entering a command
         :param _: handler for unknown commands when entering a command
@@ -131,9 +119,7 @@ class BaseApp:
         """
         self._empty_input_command_handler = _
 
-    def set_exit_command_handler(
-        self, _: NonStandardBehaviorHandler[Response], /
-    ) -> None:
+    def set_exit_command_handler(self, _: NonStandardBehaviorHandler[Response], /) -> None:
         """
         Public. Sets the handler for exit command when entering a command
         :param _: handler for exit command when entering a command
@@ -147,7 +133,7 @@ class BaseApp:
         :return: None
         """
         for registered_router in self.registered_routers:
-            self._print_func('\n'+registered_router.title)
+            self._print_func("\n" + registered_router.title)
             for command_handler in registered_router.command_handlers:
                 handled_command = command_handler.handled_command
                 self._print_func(
@@ -165,17 +151,9 @@ class BaseApp:
         """
         match self._dividing_line:
             case StaticDividingLine() as dividing_line:
-                self._print_func(
-                    dividing_line.get_full_static_line(
-                        is_override=self._override_system_messages
-                    )
-                )
+                self._print_func(dividing_line.get_full_static_line(is_override=self._override_system_messages))
                 print(text.strip("\n"))
-                self._print_func(
-                    dividing_line.get_full_static_line(
-                        is_override=self._override_system_messages
-                    )
-                )
+                self._print_func(dividing_line.get_full_static_line(is_override=self._override_system_messages))
             case DynamicDividingLine() as dividing_line:
                 self._print_func(
                     StaticDividingLine(dividing_line.get_unit_part()).get_full_static_line(
@@ -189,9 +167,9 @@ class BaseApp:
                     )
                 )
             case None:
-                print('\n' + text.strip("\n") + '\n')
+                print("\n" + text.strip("\n") + "\n")
             case _:
-                raise NotImplementedError(f'Dividing line with type {self._dividing_line} is not implemented')
+                raise NotImplementedError(f"Dividing line with type {self._dividing_line} is not implemented")
 
     def _is_exit_command(self, command: InputCommand) -> bool:
         """
@@ -206,7 +184,7 @@ class BaseApp:
         elif trigger.lower() in [x.lower() for x in self._exit_command.aliases]:
             return True
         return False
-        
+
     def _is_unknown_command(self, input_command: InputCommand) -> bool:
         if not self.registered_routers.get_router_by_trigger(input_command.trigger.lower()):
             return True
@@ -243,33 +221,32 @@ class BaseApp:
         Private. Sets up system router
         :return: None
         """
-
-        @self.system_router.command(self._exit_command)
+        @self._system_router.command(self._exit_command)
         def _(response: Response) -> None:
             self._exit_command_handler(response)
 
-        self.registered_routers.add_registered_router(self.system_router)
-    
+        self.registered_routers.add_registered_router(self._system_router)
+
     def _validate_routers_for_collisions(self) -> None:
         """
         Private. Validates that there are no trigger/alias collisions between routers
         :return: None
         :raises: RepeatedTriggerNameException or RepeatedAliasNameException if collision detected
         """
-        
+
         all_triggers: set[str] = set()
         all_aliases: set[str] = set()
-        
+
         for router_entity in self.registered_routers:
             union_units: set[str] = all_triggers | all_aliases
             trigger_collisions: set[str] = union_units & router_entity.triggers
             if trigger_collisions:
                 raise RepeatedTriggerNameException()
-            
+
             alias_collisions: set[str] = union_units & router_entity.aliases
             if alias_collisions:
                 raise RepeatedAliasNameException(alias_collisions)
-            
+
             all_triggers.update(router_entity.triggers)
             all_aliases.update(router_entity.aliases)
 
@@ -279,9 +256,7 @@ class BaseApp:
         matches_startswith_unknown_command: Matches = sorted(
             cmd for cmd in all_commands if cmd.startswith(unknown_command)
         )
-        matches_startswith_cmd: Matches = sorted(
-            cmd for cmd in all_commands if unknown_command.startswith(cmd)
-        )
+        matches_startswith_cmd: Matches = sorted(cmd for cmd in all_commands if unknown_command.startswith(cmd))
 
         matches: Matches = matches_startswith_unknown_command or matches_startswith_cmd
 
@@ -292,52 +267,6 @@ class BaseApp:
         else:
             return None
 
-    def _setup_default_view(self) -> None:
-        """
-        Private. Sets up default app view
-        :return: None
-        """
-        if isinstance(self._prompt, str):
-            self._prompt = f"\n<gray><b>{self._prompt}</b></gray>"
-        self._initial_message = (
-            "\n" + f"[bold red]{text2art(self._initial_message, font='tarty1')}"
-        )
-        self._farewell_message = (
-            "[bold red]\n\n"
-            + str(text2art(self._farewell_message, font="chanky"))  # pyright: ignore[reportUnknownArgumentType]
-            + "\n[/bold red]\n"
-            + "[red i]github.com/koloideal/Argenta[/red i] | [red bold i]made by kolo[/red bold i]\n"
-        )
-        self._description_message_gen = lambda command, description: (
-            f"[bold red]{escape('[' + command + ']')}[/bold red] "
-            f"[blue dim]*=*=*[/blue dim] "
-            f"[bold yellow italic]{escape(description)}"
-        )
-        self._incorrect_input_syntax_handler = lambda raw_command: self._print_func(
-            f"[red bold]Incorrect flag syntax: {escape(raw_command)}"
-        )
-        self._repeated_input_flags_handler = lambda raw_command: self._print_func(
-            f"[red bold]Repeated input flags: {escape(raw_command)}"
-        )
-        self._empty_input_command_handler = lambda: self._print_func(
-            "[red bold]Empty input command"
-        )
-
-        def unknown_command_handler(command: InputCommand) -> None:
-            cmd_trg: str = command.trigger
-            mst_sim_cmd: str | None = self._most_similar_command(cmd_trg)
-            first_part_of_text = (
-                f"[red]Unknown command:[/red] [blue]{escape(cmd_trg)}[/blue]"
-            )
-            second_part_of_text = (
-                ("[red], most similar:[/red] " + ("[blue]" + mst_sim_cmd + "[/blue]"))
-                if mst_sim_cmd
-                else ""
-            )
-            self._print_func(first_part_of_text + second_part_of_text)
-
-        self._unknown_command_handler = unknown_command_handler
-
     def _pre_cycle_setup(self) -> None:
         """
         Private. Configures various aspects of the application before the start of the cycle
@@ -347,31 +276,25 @@ class BaseApp:
         self._validate_routers_for_collisions()
         self._autocompleter.initial_setup(self.registered_routers.get_triggers())
 
-        self._print_func(self._initial_message)
-        self._print_func('\n'.join(self._messages_on_startup))
+        if self._messages_on_startup:
+            self._print_func()
 
         if not self._repeat_command_groups_printing:
             self._print_command_group_description()
 
     def _process_exist_and_valid_command(self, input_command: InputCommand) -> None:
         processing_router = self.registered_routers.get_router_by_trigger(input_command.trigger.lower())
-        
+
         if not processing_router:
             raise RuntimeError(f"Router for '{input_command.trigger}' not found. Panic!")
 
         match (self._dividing_line, processing_router.disable_redirect_stdout):
             case (DynamicDividingLine(), False):
-                stdout_result = self._capture_stdout(
-                    lambda: processing_router.finds_appropriate_handler(input_command)
-                )
+                stdout_result = self._capture_stdout(lambda: processing_router.finds_appropriate_handler(input_command))
                 clear_text = _ANSI_ESCAPE_RE.sub("", stdout_result)
                 max_length_line = max([len(line) for line in clear_text.split("\n")])
                 max_length_line = (
-                    max_length_line
-                    if 10 <= max_length_line <= 100
-                    else 100
-                    if max_length_line > 100
-                    else 10
+                    max_length_line if 10 <= max_length_line <= 100 else 100 if max_length_line > 100 else 10
                 )
 
                 self._print_func(
@@ -400,7 +323,7 @@ class BaseApp:
             case (None, bool()):
                 processing_router.finds_appropriate_handler(input_command)
             case _:
-                raise NotImplementedError(f'Dividing line with type {self._dividing_line} is not implemented')
+                raise NotImplementedError(f"Dividing line with type {self._dividing_line} is not implemented")
 
 
 AVAILABLE_DIVIDING_LINES: TypeAlias = StaticDividingLine | DynamicDividingLine
@@ -412,9 +335,9 @@ class App(BaseApp):
     def __init__(
         self,
         *,
-        prompt: str | HTML = ">>> ",
-        initial_message: str = "Argenta\n",
-        farewell_message: str = "\nSee you\n",
+        prompt: str = ">>> ",
+        initial_message: str = "Argenta",
+        farewell_message: str = "See you",
         exit_command: Command = DEFAULT_EXIT_COMMAND,
         system_router_title: str = "System points:",
         dividing_line: AVAILABLE_DIVIDING_LINES | None = None,
@@ -450,39 +373,37 @@ class App(BaseApp):
             autocompleter=autocompleter or AutoCompleter(),
             print_func=print_func,
         )
-        if not self._override_system_messages:
-            self._setup_default_view()
 
     def run_polling(self) -> None:
         """
         Private. Starts the user input processing cycle
         :return: None
         """
+        self._print_func(self._initial_message)
         self._pre_cycle_setup()
         while True:
             if self._repeat_command_groups_printing:
                 self._print_command_group_description()
 
-            raw_command: str = self._autocompleter.prompt(self._prompt)
-            print() # post-prompt gap
+            print()  # pre-prompt gap
+            raw_command: str = self._autocompleter.prompt(self.view.render_prompt(self._prompt))
+            print()  # post-prompt gap
 
             try:
                 input_command: InputCommand = InputCommand.parse(raw_command=raw_command)
-            except InputCommandException as error: # noqa F841
+            except InputCommandException as error:  # noqa F841
                 stderr_result = self._capture_stdout(
-                    lambda: self._error_handler(error, raw_command) # noqa F821 
+                    lambda: self._error_handler(error, raw_command)  # noqa F821
                 )
                 self._print_static_framed_text(stderr_result)
                 continue
 
             if self._is_exit_command(input_command):
-                self.system_router.finds_appropriate_handler(input_command)
+                self._system_router.finds_appropriate_handler(input_command)
                 return
 
             if self._is_unknown_command(input_command):
-                stdout_res = self._capture_stdout(
-                    lambda: self._unknown_command_handler(input_command)
-                )
+                stdout_res = self._capture_stdout(lambda: self._unknown_command_handler(input_command))
                 self._print_static_framed_text(stdout_res)
                 continue
 
diff --git a/src/argenta/app/protocols.py b/src/argenta/app/protocols.py
index d68614d..985c8e0 100644
--- a/src/argenta/app/protocols.py
+++ b/src/argenta/app/protocols.py
@@ -1,10 +1,17 @@
-__all__ = ["NonStandardBehaviorHandler", "EmptyCommandHandler", "Printer", "DescriptionMessageGenerator", "HandlerFunc"]
+__all__ = [
+    "NonStandardBehaviorHandler",
+    "EmptyCommandHandler",
+    "MostSimilarCommandGetter",
+    "Printer",
+    "DescriptionMessageGenerator",
+    "HandlerFunc",
+]
+
+from typing import Any, Protocol, TypeVar
 
-from typing import Any, ParamSpec, Protocol, TypeVar
 from argenta.response import Response
 
-T = TypeVar("T", contravariant=True) 
-P = ParamSpec("P")
+T = TypeVar("T", contravariant=True)
 
 
 class NonStandardBehaviorHandler(Protocol[T]):
@@ -22,6 +29,11 @@ class Printer(Protocol):
         raise NotImplementedError
 
 
+class MostSimilarCommandGetter(Protocol):
+    def __call__(self, _unknown_trigger: str, /) -> str | None:
+        raise NotImplementedError
+
+
 class DescriptionMessageGenerator(Protocol):
     def __call__(self, _command: str, _description: str, /) -> str:
         raise NotImplementedError
diff --git a/src/argenta/app/view_renderer/__init__.py b/src/argenta/app/view_renderer/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/src/argenta/app/view_renderer/entity.py b/src/argenta/app/view_renderer/entity.py
new file mode 100644
index 0000000..5633186
--- /dev/null
+++ b/src/argenta/app/view_renderer/entity.py
@@ -0,0 +1,132 @@
+from typing import Protocol, Iterable
+
+from art import text2art
+from rich.markup import escape
+
+from argenta.response.entity import Response
+from argenta.command.models import InputCommand
+from argenta.app.protocols import (
+    DescriptionMessageGenerator,
+    EmptyCommandHandler,
+    MostSimilarCommandGetter,
+    NonStandardBehaviorHandler,
+    Printer,
+)
+
+
+class ConcatenateRenderer:
+    def render_concatenated_messages_on_startup(self, messages: Iterable[str]) -> str:
+        return "\n".join(messages)
+
+
+class ViewRenderer(Protocol):
+    def render_prompt(self, text: str) -> str: ...
+
+    def render_initial_message(self, text: str) -> str: ...
+
+    def render_farewell_message(self, text: str) -> str: ...
+
+    def generate_formatted_description_message_gen(self) -> DescriptionMessageGenerator: ...
+
+    def generate_formatted_incorrect_input_syntax_handler(self) -> NonStandardBehaviorHandler[str]: ...
+
+    def generate_formatted_repeated_input_flags_handler(self) -> NonStandardBehaviorHandler[str]: ...
+
+    def generate_formatted_empty_input_command_handler(self) -> EmptyCommandHandler: ...
+
+    def generate_formatted_unknown_command_handler(self) -> NonStandardBehaviorHandler[InputCommand]: ...
+
+    def generate_formatted_exit_command_handler(self, farewell_message: str) -> NonStandardBehaviorHandler[Response]: ...
+
+
+class RichRenderer(ViewRenderer):
+    def __init__(self, print_func: Printer, most_similar_command_getter: MostSimilarCommandGetter) -> None:
+        self._print_func = print_func
+        self._most_similar_command_getter = most_similar_command_getter
+
+    def render_prompt(self, text: str) -> str:
+        return f"<gray><b>{text}</b></gray>"
+
+    def render_initial_message(self, text: str) -> str:
+        return f"[bold red]{text2art(text, font='tarty1')}[/bold red]"
+
+    def render_farewell_message(self, text: str) -> str:
+        return (
+            "[bold red]"
+            + str(text2art(text, font="chanky"))
+            + "[/bold red]\n"
+            + "[red i]https://github.com/koloideal/Argenta[/red i] | [red bold i]made by kolo[/red bold i]"
+        )
+
+    def generate_formatted_description_message_gen(self) -> DescriptionMessageGenerator:
+        return lambda command, description: (
+            f"[bold red]{escape('[' + command + ']')}[/bold red] "
+            f"[blue dim]*=*=*[/blue dim] "
+            f"[bold yellow italic]{escape(description)}[/bold yellow italic]"
+        )
+
+    def generate_formatted_incorrect_input_syntax_handler(self) -> NonStandardBehaviorHandler[str]:
+        return lambda raw_command: self._print_func(f"[red bold]Incorrect flag syntax: {escape(raw_command)}[/red bold]")
+
+    def generate_formatted_repeated_input_flags_handler(self) -> NonStandardBehaviorHandler[str]:
+        return lambda raw_command: self._print_func(f"[red bold]Repeated input flags: {escape(raw_command)}[/red bold]")
+
+    def generate_formatted_empty_input_command_handler(self) -> EmptyCommandHandler:
+        return lambda: self._print_func("[red bold]Empty input command[/red bold]")
+
+    def generate_formatted_unknown_command_handler(self) -> NonStandardBehaviorHandler[InputCommand]:
+        def unknown_command_handler(command: InputCommand) -> None:
+            cmd_trg: str = command.trigger
+            mst_sim_cmd: str | None = self._most_similar_command_getter(cmd_trg)
+            self._print_func(
+                f"[red]Unknown command:[/red][blue]{escape(cmd_trg)}[/blue][red]" +
+                (f", most similar:[/red][blue]{mst_sim_cmd}[/blue]"
+                if mst_sim_cmd
+                else "")
+            )
+
+        return unknown_command_handler
+
+    def generate_formatted_exit_command_handler(self, farewell_message: str) -> NonStandardBehaviorHandler[Response]:
+        return lambda _: self._print_func(farewell_message)
+
+
+class PlainRenderer(ViewRenderer):
+    def __init__(self, print_func: Printer, most_similar_command_getter: MostSimilarCommandGetter) -> None:
+        self._print_func = print_func
+        self._most_similar_command_getter = most_similar_command_getter
+
+    def render_prompt(self, text: str) -> str:
+        return text
+
+    def render_initial_message(self, text: str) -> str:
+        return text
+
+    def render_farewell_message(self, text: str) -> str:
+        return f"{text} | https://github.com/koloideal/Argenta | made by kolo"
+
+    def generate_formatted_description_message_gen(self) -> DescriptionMessageGenerator:
+        return lambda command, description: f"{command} *=*=* {description}"
+
+    def generate_formatted_incorrect_input_syntax_handler(self) -> NonStandardBehaviorHandler[str]:
+        return lambda raw_command: self._print_func(f"Incorrect flag syntax: {escape(raw_command)}")
+
+    def generate_formatted_repeated_input_flags_handler(self) -> NonStandardBehaviorHandler[str]:
+        return lambda raw_command: self._print_func(f"Repeated input flags: {escape(raw_command)}")
+
+    def generate_formatted_empty_input_command_handler(self) -> EmptyCommandHandler:
+        return lambda: self._print_func("Empty input command")
+
+    def generate_formatted_unknown_command_handler(self) -> NonStandardBehaviorHandler[InputCommand]:
+        def unknown_command_handler(command: InputCommand) -> None:
+            cmd_trg: str = command.trigger
+            mst_sim_cmd: str | None = self._most_similar_command_getter(cmd_trg)
+            self._print_func(
+                f"Unknown command: {escape(cmd_trg)}"
+                + (f", most similar:{mst_sim_cmd}" if mst_sim_cmd else "")
+            )
+
+        return unknown_command_handler
+
+    def generate_formatted_exit_command_handler(self, farewell_message: str) -> NonStandardBehaviorHandler[Response]:
+        return lambda _: self._print_func(farewell_message)