Thought Prison

Imprint — When this artifact enters, you may have target player reveal their hand. If you do, choose a nonland card from it and exile that card.
Whenever a player casts a spell that shares a color or mana value with the exiled card, this artifact deals 2 damage to that player.

EDHREC rank #23722

USD reference: $0.20 (~₱12.51) · Foil: $0.94 (~₱58.84)