Mirrored Depths

#44 · rare · Plane — Karsus

Whenever a player casts a spell, that player flips a coin. If the player loses the flip, counter that spell.
Whenever chaos ensues, target player reveals the top card of their library. If it's a nonland card, you may cast it without paying its mana cost.

USD reference: $2.43 (~₱152.11)