Animal Boneyard 
Enchantment — Aura
Enchant land
Enchanted land has "
, Sacrifice a creature: You gain life equal to the sacrificed creature's toughness."
Legality
standardNOT LEGALpioneerNOT LEGALmodernNOT LEGALlegacyLEGALvintageLEGALcommanderLEGAL
Enchantment — Aura
Enchant land
Enchanted land has ", Sacrifice a creature: You gain life equal to the sacrificed creature's toughness."