Thassa's Rebuff
Instant — {1}{U}
Counter target spell unless its controller pays {X}, where X is your devotion to blue. (Each {U} in the mana costs of permanents you control counts toward your devotion to blue.)
Rarity: uncommon
EDHREC rank: 15046
Instant — {1}{U}
Counter target spell unless its controller pays {X}, where X is your devotion to blue. (Each {U} in the mana costs of permanents you control counts toward your devotion to blue.)
Rarity: uncommon
EDHREC rank: 15046