Painwracker Oni {3}{B}{B}
Creature — Demon Spirit
Fear (This creature can't be blocked except by artifact creatures and/or black creatures.)
At the beginning of your upkeep, sacrifice a creature if you don't control an Ogre.
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Cards that do something similar expected a card that isn't here?
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Eldrazi Monument 88%
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"At the beginning of your upkeep, sacrifice a creature. If you can't, sacrifice this artifact."
Doomgape 87%
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"At the beginning of your upkeep, sacrifice a creature. You gain life equal to that creature's toughness."
Razormane Masticore 84%
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"At the beginning of your upkeep, sacrifice this creature unless you discard a card."
Molten-Tail Masticore 84%
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"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."
Demonic Taskmaster 84%
$0.25#9488
"At the beginning of your upkeep, sacrifice a creature other than this creature."
Endless Wurm 83%
$1.99#26828
"At the beginning of your upkeep, sacrifice this creature unless you sacrifice an enchantment."
Shadowborn Demon 83%
$0.46#16251
"At the beginning of your upkeep, if there are fewer than six creature cards in your graveyard, sacrifice a creature."
Reclusive Wight 82%
$0.20#31015
"At the beginning of your upkeep, if you control another nonland permanent, sacrifice this creature."
Kami of the Tended Garden 82%
$0.11#29053
"At the beginning of your upkeep, sacrifice this creature unless you pay {G}."
Wild Leotau 82%
$0.08#31338
"At the beginning of your upkeep, sacrifice this creature unless you pay {G}."
Liege of the Pit 82%
$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 82%
$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."