Related Clues:
- Mental capacity
- It's not found within the four corners of this puzzle
- Witty rogue
- Will Rogers forte
- Clever sort
- Really move one's tail
- Humorous sort
- It's often pitched from a deck
- Mother __
- Shake, as a finger
- It's known for helping hands
- Batman adversary
- Wild card, often
- Standup guy?
- One-liner producer