Tainted Aether 
Enchantment
$8.33 #13188 1.77 28.0 years
Whenever a creature enters, its controller sacrifices a creature or land of their choice.
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Cards similar to Tainted Aether expected a card that isn't here?
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Burning Sands86%
$2.42↓#18965↓1.7025.1 years↓
"Whenever a creature dies, that creature's controller sacrifices a land of their choice."
Overburden84%
$14.27↑#123701.65↓26.4 years↓
"Whenever a player puts a nontoken creature onto the battlefield, that player returns a land they control to its owner's hand."
Earthlink82%
$0.96↓#29881↓1.05↓31.4 years↑
"Whenever a creature dies, that creature's controller sacrifices a land of their choice."
Stoneshaker Shaman78%
$0.60↓#110161.04↓21.0 years↓
"At the beginning of each player's end step, that player sacrifices an untapped land of their choice."
Keldon Firebombers75%
$2.09↓#17451↓1.7126.4 years↓
"When this creature enters, each player sacrifices all lands they control except for three."
Global Ruin74%
$0.38↓#22390↓2.11↑26.0 years↓
"Each player chooses from the lands they control a land of each basic land type, then sacrifices the rest."
Mana Vortex74%
$14.10↑#20645↓1.92↑32.2 years↑
"At the beginning of each player's upkeep, that player sacrifices a land of their choice."
Destructive Urge74%
$0.78↓#17978↓1.13↓28.0 years
"Whenever enchanted creature deals combat damage to a player, that player sacrifices a land of their choice."
Lava Runner71%
$0.48↓#27856↓0.20↓27.0 years
"Whenever this creature becomes the target of a spell or ability, that spell or ability's controller sacrifices a land of their choice."
Aether Flash71%
$0.74↓#119440.94↓29.4 years↑
"Whenever a creature enters, this enchantment deals 2 damage to it."
Predatory Nightstalker70%
$0.07↓#31336↓0.41↓28.3 years
"When this creature enters, you may have target opponent sacrifice a creature of their choice."
Thresher Beast70%
$0.16↓#26719↓0.47↓26.4 years↓
"Whenever this creature becomes blocked, defending player sacrifices a land of their choice."
Mana Breach70%
$0.31↓#107792.11↑28.3 years
"Whenever a player casts a spell, that player returns a land they control to its owner's hand."
Yawning Fissure70%
$0.05↓#29316↓1.07↓17.3 years↓
"Each opponent sacrifices a land of their choice."
Destructive Flow70%
$1.47↓#20466↓1.6925.7 years↓
"At the beginning of each player's upkeep, that player sacrifices a nonbasic land of their choice."