Red Robin, Master Sleuth

Vigilance, Hexproof

Survey: Whenever you sacrifice a Clue, choose one —
• Draw a card.
• Tap target permanent.

Crack the Case: At the beginning of your end step, if you sacrificed two or more Clues this turn, investigate.

"I'm Tim Drake, and I'm no super hero. But I was trained by the best one in the world"