Spelltithe Enforcer 
Creature — Elephant Wizard
$6.68 #8731 1.33 20.7 years
Whenever an opponent casts a spell, that player sacrifices a permanent of their choice unless they pay 
.
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"Whenever a player casts a creature spell, that player sacrifices a permanent of their choice unless they pay ."
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"When this creature enters, each opponent sacrifices a permanent of their choice unless they pay ."
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"When this creature enters, each opponent sacrifices a permanent of their choice unless they pay 
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"For each creature, its controller sacrifices a permanent of their choice unless they pay ."
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"When this creature enters, each opponent sacrifices a permanent of their choice unless they pay ."
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"Whenever an opponent casts a creature spell, this enchantment deals 2 damage to that player unless they pay ."
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"Target player sacrifices a permanent of their choice."
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"Whenever a source deals damage to this creature, that source's controller sacrifices that many permanents of their choice."
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"Whenever this creature deals combat damage to a player, that player sacrifices a permanent of their choice."
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"Whenever an opponent casts a creature spell, that player loses 2 life unless they pay ."
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Razia's Purification76%
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"Each player chooses three permanents they control, then sacrifices the rest."
Pendrell Mists74%
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"All creatures have "At the beginning of your upkeep, sacrifice this creature unless you pay .""
.""
Soul Tithe74%
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"At the beginning of the upkeep of enchanted permanent's controller, that player sacrifices it unless they pay 
, where X is its mana value."
, where X is its mana value."
Energy Flux74%
$0.27↓#15121↓1.53↑32.6 years↑
"All artifacts have "At the beginning of your upkeep, sacrifice this artifact unless you pay .""
.""
Silverclad Ferocidons72%
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"Whenever this creature is dealt damage, each opponent sacrifices a permanent of their choice."
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"All artifacts have "At the beginning of your upkeep, sacrifice this artifact unless you pay .""
.""
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"Whenever an opponent casts a spell, you may draw a card unless that player pays ."
."
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"All creatures have "At the beginning of your upkeep, sacrifice this creature unless you pay .""
.""
Michiko Konda, Truth Seeker72%
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"Whenever a source an opponent controls deals damage to you, that player sacrifices a permanent of their choice."
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"When an opponent casts a creature spell, sacrifice this creature."