Gideon's Triumph | 15 | War of the Spark

Set: War of the Spark
Rarity: U
#: 15
Creature Type or Sub Type: Instant
Rules Text Contains: Target opponent sacrifices a creature that attacked or blocked this turn. If you control a Gideon planeswalker, that player sacrifices two of those creatures instead.
Flavor: His triumph came not from victory over his enemies, but from the salvation of those who survived.