Mind-Numbing Poison
Type: Instant Ability
Subype: Poison
Cost: 3
Faction: Neutral
Rules:
Attach to target hero that was dealt combat damage by your hero this turn.
Ongoing: At the start of attached hero's controller's turn, that player exhausts a ready resource he controls.
Set: Twilight of the Dragons (72)
Reprinted: Through the Dark Portal
Price: $0.25