Abyssal Gatekeeper 

Creature — Horror
When this creature dies, each player sacrifices a creature of their choice.
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Cards that do something similar expected a card that isn't here?
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Akki Blizzard-Herder 88%
$0.24#18133
"When this creature dies, each player sacrifices a land of their choice."
Hurloon Shaman 88%
$0.21#25839
"When this creature dies, each player sacrifices a land of their choice."
Butcher of Malakir 87%
$0.39#1283
"Whenever this creature or another creature you control dies, each opponent sacrifices a creature of their choice."
Liege of the Hollows 85%
$5.52#19842
"When this creature dies, each player may pay any amount of mana. Then each player creates a number of 1/1 green Squirrel creature tokens equal to the amount of mana they paid this way."
Ruin Grinder 84%
$0.41#4870
"When this creature dies, each player may discard their hand and draw seven cards."
Noble Benefactor 83%
$0.43#11901
"When this creature dies, each player may search their library for a card and put that card into their hand. Then each player who searched their library this way shuffles."
Pyretic Prankster // Glistening Goremonger 83%
$0.15#22854
"When this creature dies, each opponent sacrifices an artifact or creature of their choice."
Sadistic Augermage 82%
$0.14#29650
"When this creature dies, each player puts a card from their hand on top of their library."
Insidious Bookworms 81%
$0.15#28531
"When this creature dies, you may pay {1}{B}. If you do, target player discards a card at random."