Mirrored Depths

Plane — Karsus

Whenever a player casts a spell, that player flips a coin. If he or she loses the flip, counter that spell.
Whenever you roll , target player reveals the top card of his or her library. If it's a nonland card, you may cast it without paying its mana cost.

  Planechase Anthology (PCA)
#51, Common

Illustrated by: Chippy
Multiverse ID: 423632

USD Non-foil