Yamper (SV039/SV122) [Sword & Shield: Shining Fates] World Championship Decks 1999 its controller sacrifices it unless

its controller sacrifices it unless they pay X life

Set: Portal Three Kingdoms Type: Creature — Human Mystic Rarity: Uncommon Cost: {2}{G} Hexproof (This creature can't be the target of spells or abilities your opponents control

Set: Magic Player Rewards 2007 Type: Instant Rarity: Rare Cost: {1}{W} Destroy target artifact or enchantment

Set: Fourth Edition Type: Land Rarity: Uncommon {T}: Add {C}

Set: Grand Prix Promos Type: Artifact Rarity: Rare Cost: {0} Imprint — When Chrome Mox enters the battlefield

Yamper (SV039/SV122) [Sword & Shield: Shining Fates] World Championship Decks 1999 its controller sacrifices it unlessSet: Sword & Shield: Shining Fates Type: Lightning Rarity: Ultra Rare Retreat cost: Colorless