diff --git a/src/bot/cogs/debug.py b/src/bot/cogs/debug.py
new file mode 100644
index 0000000..e4d4c92
--- /dev/null
+++ b/src/bot/cogs/debug.py
@@ -0,0 +1,43 @@
+import asyncio
+import logging
+
+import discord
+from discord.ext import commands
+
+from bot.types import RichEmbed
+
+_log = logging.getLogger(__name__)
+
+
+class Debug(commands.Cog):
+    def __init__(self, bot: commands.Bot) -> None:
+        self.bot = bot
+
+    @commands.command()
+    async def ping(self, ctx: commands.Context):
+        _log.debug("pong!")
+
+        embed: RichEmbed = {
+            "type": "rich",
+            "description": "Pong."
+        }
+
+        await ctx.send(embed=discord.Embed.from_dict(embed))
+
+
+async def setup(bot: commands.Bot):
+    _log.debug("Adding Debug cog")
+    await bot.add_cog(Debug(bot))
+
+    cog = bot.get_cog(Debug.__name__)
+
+    if cog is None:
+        return
+
+    _log.debug("Loaded Debug cog with the following commands:")
+    _log.debug([c.name for c in cog.get_commands()])
+
+
+async def teardown(bot: commands.Bot):
+    _log.debug("Removing Debug cog")
+    await bot.remove_cog(Debug.__name__)
diff --git a/src/bot/main.py b/src/bot/main.py
index 0709a4b..4f9c8ad 100644
--- a/src/bot/main.py
+++ b/src/bot/main.py
@@ -12,6 +12,9 @@ from bot.env import Environment
 
 
 _log = logging.getLogger(__name__)
+_default_extensions: dict[str, str] = {
+    "Debug": "bot.cogs.debug",
+}
 
 
 def setup_logging():
@@ -127,6 +130,17 @@ def register_event_handlers(bot: commands.Bot):
     async def on_ready():
         _log.info("Ready: Connected to Discord")
 
+        _log.info("Loading extensions")
+        for ext_name, ext_path in _default_extensions.items():
+            try:
+                _log.info(f'Loading extension "{ext_name}" ({ext_path})')
+                await bot.load_extension(ext_path)
+                _log.info(f'Loaded extension "{ext_name}" ({ext_path})')
+            except Exception as e:
+                _log.error(
+                    f'Failed to load extension "{ext_name}" ({ext_path})', exc_info=e
+                )
+
     @bot.event
     async def on_resumed():
         _log.info("Resumed: Session with Discord resumed")