Doomgape {4}{B/G}{B/G}{B/G}
Creature — Elemental
Trample
At the beginning of your upkeep, sacrifice a creature. You gain life equal to that creature's toughness.
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Eldrazi Monument 100%
$9.84#1430
"At the beginning of your upkeep, sacrifice a creature. If you can't, sacrifice this artifact."
Shadowborn Demon 89%
$0.46#16251
"At the beginning of your upkeep, if there are fewer than six creature cards in your graveyard, sacrifice a creature."
Painwracker Oni 87%
$0.16#19452
"At the beginning of your upkeep, sacrifice a creature if you don't control an Ogre."
Demonic Taskmaster 85%
$0.25#9488
"At the beginning of your upkeep, sacrifice a creature other than this creature."
Endless Wurm 84%
$1.99#26828
"At the beginning of your upkeep, sacrifice this creature unless you sacrifice an enchantment."
Razormane Masticore 84%
$0.21#26753
"At the beginning of your upkeep, sacrifice this creature unless you discard a card."
Molten-Tail Masticore 84%
$0.39#29145
"At the beginning of your upkeep, sacrifice this creature unless you discard a card."
Masticore 84%
#24663
"At the beginning of your upkeep, sacrifice this creature unless you discard a card."
Liege of the Pit 84%
$0.69#16287
"At the beginning of your upkeep, sacrifice a creature other than this creature. If you can't, this creature deals 7 damage to you."
Lord of the Pit 84%
$0.44#12864
"At the beginning of your upkeep, sacrifice a creature other than this creature. If you can't, this creature deals 7 damage to you."
Molting Harpy 83%
$0.16#30455
"At the beginning of your upkeep, sacrifice this creature unless you pay {2}."
Necrotic Plague 82%
$0.36#17664
"Enchanted creature has "At the beginning of your upkeep, sacrifice this creature.""
Circling Vultures 81%
$0.29#25437
"At the beginning of your upkeep, sacrifice this creature unless you exile the top creature card of your graveyard."