Phyrexian Negator 
Creature — Phyrexian Horror
$14.76 #10293 0.36 27.2 years
Trample
Whenever this creature is dealt damage, sacrifice that many permanents.
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Phyrexian Totem94%
$0.18↓#24041↓0.2819.9 years↓
"Whenever this permanent is dealt damage, if it's a creature, sacrifice that many permanents."
Drinker of Sorrow88%
$2.72↓#12933↓0.3623.6 years↓
"Whenever this creature deals combat damage, sacrifice a permanent."
Dralnu, Lich Lord86%
$0.28↓#19828↓0.10↓19.9 years↓
"If damage would be dealt to this card, sacrifice that many permanents instead."
Lich84%
$137.53↑#19873↓1.33↑33.1 years↑
"Whenever you're dealt damage, sacrifice that many nontoken permanents. If you can't, you lose the game."
Lich's Tomb80%
$2.71↓#15620↓0.50↑22.6 years↓
"Whenever you lose life, sacrifice a permanent for each 1 life you lost."
Angelic Purge76%
$0.11↓#12392↓0.06↓10.4 years↓
"As an additional cost to cast this spell, sacrifice a permanent."
Oath of Lim-Dûl76%
$0.56↓#21374↓0.46↑31.3 years↑
"Whenever you lose life, for each 1 life you lost, sacrifice a permanent other than this enchantment unless you discard a card."
Greater Harvester74%
$1.84↓#13299↓0.61↑22.6 years↓
"At the beginning of your upkeep, sacrifice a permanent."
Renounce74%
$0.34↓#21074↓0.3326.9 years
"Sacrifice any number of permanents. You gain 2 life for each permanent sacrificed this way."
Foundry Helix70%
$0.13↓#20012↓0.00↓5.2 years↓
"As an additional cost to cast this spell, sacrifice a permanent."
Shimatsu the Bloodcloaked70%
$0.21↓#26321↓0.07↓21.9 years↓
"As Shimatsu enters, sacrifice any number of permanents. Shimatsu enters with that many +1/+1 counters on it."