diff --git a/nonebot_plugin_tetris_stats/game_data_processor/__init__.py b/nonebot_plugin_tetris_stats/game_data_processor/__init__.py
index f33c4da..9305699 100644
--- a/nonebot_plugin_tetris_stats/game_data_processor/__init__.py
+++ b/nonebot_plugin_tetris_stats/game_data_processor/__init__.py
@@ -1,7 +1,12 @@
 from abc import ABC, abstractmethod
 from dataclasses import dataclass
 from datetime import UTC, datetime
+from typing import Any
 
+from nonebot.matcher import Matcher
+from nonebot_plugin_alconna import AlcMatches, AlconnaMatcher
+
+from ..utils.exception import MessageFormatError
 from ..utils.typing import CommandType, GameType
 
 
@@ -75,6 +80,24 @@ class Processor(ABC):
         Recorder.update_historical_data(self.event_id, historical_data)
 
 
+def add_default_handlers(matcher: type[AlconnaMatcher]) -> None:
+    @matcher.handle()
+    async def _(matcher: Matcher, account: MessageFormatError):
+        await matcher.finish(str(account))
+
+    @matcher.handle()
+    async def _(matcher: Matcher, matches: AlcMatches):
+        if matches.head_matched and matches.options != {}:
+            await matcher.finish(
+                (f'{matches.error_info!r}\n' if matches.error_info is not None else '')
+                + f'输入"{matches.header_result} --help"查看帮助'
+            )
+
+    @matcher.handle()
+    async def _(matcher: Matcher, other: Any):  # noqa: ANN401
+        await matcher.finish()
+
+
 from . import (  # noqa: F401, E402
     io_data_processor,
     top_data_processor,
diff --git a/nonebot_plugin_tetris_stats/game_data_processor/io_data_processor/__init__.py b/nonebot_plugin_tetris_stats/game_data_processor/io_data_processor/__init__.py
index 92b783e..60bdf1b 100644
--- a/nonebot_plugin_tetris_stats/game_data_processor/io_data_processor/__init__.py
+++ b/nonebot_plugin_tetris_stats/game_data_processor/io_data_processor/__init__.py
@@ -1,4 +1,5 @@
 from datetime import timedelta
+from typing import Any
 
 from arclet.alconna import Alconna, Arg, ArgFlag, Args, CommandMeta, Option
 from nonebot.adapters import Bot, Event
@@ -8,10 +9,11 @@ from nonebot_plugin_orm import get_session
 from sqlalchemy import select
 
 from ...db import query_bind_info
-from ...utils.exception import MessageFormatError, NeedCatchError
+from ...utils.exception import NeedCatchError
 from ...utils.metrics import get_metrics
 from ...utils.platform import get_platform
 from ...utils.typing import Me
+from .. import add_default_handlers
 from ..constant import BIND_COMMAND, QUERY_COMMAND
 from .constant import GAME_TYPE
 from .model import IORank
@@ -65,6 +67,7 @@ alc = on_alconna(
             dest='rank',
             help_text='查询 IO 段位信息',
         ),
+        Arg('other', Any, flags=[ArgFlag.HIDDEN, ArgFlag.OPTIONAL]),
         meta=CommandMeta(
             description='查询 TETR.IO 的信息',
             example='io绑定scdhh\nio查我\niorankx',
@@ -174,6 +177,4 @@ async def _(event: Event, matcher: Matcher, rank: Rank):
     await matcher.finish(message)
 
 
-@alc.handle()
-async def _(matcher: Matcher, account: MessageFormatError):
-    await matcher.finish(str(account))
+add_default_handlers(alc)
diff --git a/nonebot_plugin_tetris_stats/game_data_processor/top_data_processor/__init__.py b/nonebot_plugin_tetris_stats/game_data_processor/top_data_processor/__init__.py
index e3dc307..5345cba 100644
--- a/nonebot_plugin_tetris_stats/game_data_processor/top_data_processor/__init__.py
+++ b/nonebot_plugin_tetris_stats/game_data_processor/top_data_processor/__init__.py
@@ -1,3 +1,5 @@
+from typing import Any
+
 from arclet.alconna import Alconna, Arg, ArgFlag, Args, CommandMeta, Option
 from nonebot.adapters import Bot, Event
 from nonebot.matcher import Matcher
@@ -5,9 +7,10 @@ from nonebot_plugin_alconna import At, on_alconna
 from nonebot_plugin_orm import get_session
 
 from ...db import query_bind_info
-from ...utils.exception import MessageFormatError, NeedCatchError
+from ...utils.exception import NeedCatchError
 from ...utils.platform import get_platform
 from ...utils.typing import Me
+from .. import add_default_handlers
 from ..constant import BIND_COMMAND, QUERY_COMMAND
 from .constant import GAME_TYPE
 from .processor import Processor, User, identify_user_info
@@ -51,6 +54,7 @@ alc = on_alconna(
             dest='query',
             help_text='查询 TOP 游戏信息',
         ),
+        Arg('other', Any, flags=[ArgFlag.HIDDEN, ArgFlag.OPTIONAL]),
         meta=CommandMeta(
             description='查询 TetrisOnline波兰服 的信息',
             example='top绑定scdhh\ntop查我',
@@ -113,6 +117,4 @@ async def _(event: Event, matcher: Matcher, account: User):
         await matcher.finish(str(e))
 
 
-@alc.handle()
-async def _(matcher: Matcher, account: MessageFormatError):
-    await matcher.finish(str(account))
+add_default_handlers(alc)
diff --git a/nonebot_plugin_tetris_stats/game_data_processor/tos_data_processor/__init__.py b/nonebot_plugin_tetris_stats/game_data_processor/tos_data_processor/__init__.py
index 2126d38..bb0f01d 100644
--- a/nonebot_plugin_tetris_stats/game_data_processor/tos_data_processor/__init__.py
+++ b/nonebot_plugin_tetris_stats/game_data_processor/tos_data_processor/__init__.py
@@ -1,3 +1,5 @@
+from typing import Any
+
 from arclet.alconna import Alconna, Arg, ArgFlag, Args, CommandMeta, Option
 from nonebot.adapters import Bot, Event
 from nonebot.matcher import Matcher
@@ -5,9 +7,10 @@ from nonebot_plugin_alconna import At, on_alconna
 from nonebot_plugin_orm import get_session
 
 from ...db import query_bind_info
-from ...utils.exception import MessageFormatError, NeedCatchError
+from ...utils.exception import NeedCatchError
 from ...utils.platform import get_platform
 from ...utils.typing import Me
+from .. import add_default_handlers
 from ..constant import BIND_COMMAND, QUERY_COMMAND
 from .constant import GAME_TYPE
 from .processor import Processor, User, identify_user_info
@@ -52,6 +55,7 @@ alc = on_alconna(
             dest='query',
             help_text='查询 茶服 游戏信息',
         ),
+        Arg('other', Any),
         meta=CommandMeta(
             description='查询 TetrisOnline茶服 的信息',
             example='茶服查我',
@@ -138,6 +142,4 @@ async def _(event: Event, matcher: Matcher, account: User):
         await matcher.finish(str(e))
 
 
-@alc.handle()
-async def _(matcher: Matcher, account: MessageFormatError):
-    await matcher.finish(str(account))
+add_default_handlers(alc)