Castle Keep is the second level of Castle Crashers.
Following the stairs will lead to a fierce battle with an ally Gray Knight also in the battle. Help him defeat the enemies then the store opens up. Leaving the castle will end the level.
- After battling through this level, a shop will open up that sells health potions and the Skinny Sword.
- The music played while in Castle Keep is Mudholes by Will Stamper.