Harsh Mercy [Onslaught] Arena League 2004 Creatures your opponents control lose

Creatures your opponents control lose trample and can't have or gain trample

Set: Friday Night Magic 2006 Type: Enchantment Rare Cost: {2}{W} Whenever a player cycles a card

Set: Fourth Edition Type: Artifact Rare Cost: {1} Mana Vault doesn't untap during your untap step

Set: Commander 2013 Type: Artifact Creature — Gargoyle Uncommon Cost: {1}{W}{U}{B} Flying

Harsh Mercy [Onslaught] Arena League 2004 Creatures your opponents control loseSet: Onslaught Type: Sorcery Rare Cost: {2}{W} Each player chooses a creature type. Destroy all creatures that aren't of a type chosen this way. They can't be regenerated. "There is no greater burden than choosing who to save." Kamahl, druid acolyte