The Balrog, Flame of Udûn {3}{B}{R}
Legendary Creature — Avatar Demon
Trample
When a legendary creature an opponent controls dies, put The Balrog on the bottom of its owner's library.
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Cards that do something similar expected a card that isn't here?
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Massacre Girl, Known Killer 89%
$0.65#1652
"Whenever a creature an opponent controls dies, if its toughness was less than 1, draw a card."
Hawkeye, Avenging Archer 89%
$0.37#21716
"Whenever a creature an opponent controls dies, if this card dealt damage to it this turn, draw a card."
Remembrance 89%
$9.46#12714
"Whenever a nontoken creature you control dies, you may search your library for a card with the same name as that creature, reveal it, put it into your hand, then shuffle."
The Cauldron of Eternity 87%
$1.37#9119
"Whenever a creature you control dies, put it on the bottom of its owner's library."
Bane, Lord of Darkness 85%
$0.30#13645
"Whenever another nontoken creature you control dies, target opponent may have you draw a card. If they don't, you may put a creature card with equal or lesser toughness from your hand onto the battlefield."
Village Pillagers 83%
$0.32#6070
"Whenever a creature an opponent controls with a counter on it dies, you create a tapped Treasure token."
Ulvenwald Observer 82%
$0.33#10785
"Whenever a creature you control with toughness 4 or greater dies, draw a card."
Liesa, Forgotten Archangel 82%
$1.98#2058
"Whenever another nontoken creature you control dies, return that card to its owner's hand at the beginning of the next end step."
Garna, Bloodfist of Keld 82%
$0.13#3643
"Whenever another creature you control dies, draw a card if it was attacking. Otherwise, this card deals 1 damage to each opponent."
Foster 82%
$0.26#21103
"Whenever a creature you control dies, you may pay {1}. If you do, reveal cards from the top of your library until you reveal a creature card. Put that card into your hand and the rest into your graveyard."
Toshiro Umezawa 81%
$5.03#12668
"Whenever a creature an opponent controls dies, you may cast target instant card from your graveyard. If that spell would be put into a graveyard, exile it instead."
Overseer of the Damned 81%
$0.37#3403
"Whenever a nontoken creature an opponent controls dies, create a tapped 2/2 black Zombie creature token."
Golgari Germination 80%
$0.55#7779
"Whenever a nontoken creature you control dies, create a 1/1 green Saproling creature token."
Spinner of Souls 80%
$0.38#4009
"Whenever another nontoken creature you control dies, you may reveal cards from the top of your library until you reveal a creature card. Put that card into your hand and the rest on the bottom of your library in a random order."
God-Eternal Rhonas 80%
$5.05#4880
"When this card dies or is put into exile from the battlefield, you may put it into its owner's library third from the top."
God-Eternal Kefnet 80%
$3.52#8029
"When this card dies or is put into exile from the battlefield, you may put it into its owner's library third from the top."
God-Eternal Oketra 80%
$1.96#2452
"When this card dies or is put into exile from the battlefield, you may put it into its owner's library third from the top."