Keymaster Rogue
From Gatecrash set
Keymaster Rogue
Creature — Human Rogue
3/2
This creature can't be blocked.
When this creature enters, return a creature you control to its owner's hand.
Rulings
- Keymaster Rogue’s last ability isn’t optional. If Keymaster Rogue is the only creature you control when the ability resolves, you’ll have to return it to its owner’s hand.