Defiler of Instinct 
Creature — Phyrexian Kavu
$0.41 #4968 0.29 4.1 years
First strike
As an additional cost to cast red permanent spells, you may pay 2 life. Those spells cost less to cast if you paid life this way. This effect reduces only the amount of red mana you pay.
less to cast if you paid life this way. This effect reduces only the amount of red mana you pay.Whenever you cast a red permanent spell, this creature deals 1 damage to any target.
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Defiler of Faith84%
$0.36↓#50180.16↓4.1 years
"As an additional cost to cast white permanent spells, you may pay 2 life. Those spells cost 
less to cast if you paid life this way. This effect reduces only the amount of white mana you pay."
less to cast if you paid life this way. This effect reduces only the amount of white mana you pay."
Defiler of Dreams84%
$0.59↑#43600.18↓4.1 years
"As an additional cost to cast blue permanent spells, you may pay 2 life. Those spells cost 
less to cast if you paid life this way. This effect reduces only the amount of blue mana you pay."
less to cast if you paid life this way. This effect reduces only the amount of blue mana you pay."
Defiler of Flesh83%
$0.40↓#57860.00↓4.1 years
"As an additional cost to cast black permanent spells, you may pay 2 life. Those spells cost 
less to cast if you paid life this way. This effect reduces only the amount of black mana you pay."
less to cast if you paid life this way. This effect reduces only the amount of black mana you pay."
Lightning Cloud82%
$0.64↑#28669↓0.06↓29.7 years↑
"Whenever a player casts a red spell, you may pay . If you do, this enchantment deals 1 damage to any target."
. If you do, this enchantment deals 1 damage to any target."
Pyroconvergence82%
$0.14↓#26681↓0.2514.0 years↑
"Whenever you cast a multicolored spell, this enchantment deals 2 damage to any target."
Labyrinth Champion81%
$0.17↓#25256↓0.07↓13.1 years↑
"Whenever you cast a spell that targets this creature, this creature deals 2 damage to any target."
Cinder Seer81%
$0.26↓#30730↓0.2527.4 years↑
", 
: Reveal any number of red cards in your hand. This creature deals X damage to any target, where X is the number of cards revealed this way."
, : Reveal any number of red cards in your hand. This creature deals X damage to any target, where X is the number of cards revealed this way."
Pyromancer's Assault80%
$0.11↓#23107↓0.11↓10.7 years↑
"Whenever you cast your second spell each turn, this enchantment deals 2 damage to any target."
Burning Vengeance80%
$0.12↓#13147↓0.12↓15.1 years↑
"Whenever you cast a spell from your graveyard, this enchantment deals 2 damage to any target."
Embersmith80%
$0.13↓#29794↓0.06↓16.1 years↑
"Whenever you cast an artifact spell, you may pay 
. If you do, this creature deals 1 damage to any target."
. If you do, this creature deals 1 damage to any target."
Dreamstalker Manticore80%
$0.12↓#26946↓0.12↓6.7 years↑
"Whenever you cast your first spell during each opponent's turn, this creature deals 1 damage to any target."
Molten Nursery78%
$0.15↓#23441↓0.11↓11.0 years↑
"Whenever you cast a colorless spell, this enchantment deals 1 damage to any target."
Defiler of Vigor78%
$3.28↑#1644↑0.46↑4.1 years
"As an additional cost to cast green permanent spells, you may pay 2 life. Those spells cost 
less to cast if you paid life this way. This effect reduces only the amount of green mana you pay."
less to cast if you paid life this way. This effect reduces only the amount of green mana you pay."
Zada's Commando78%
$0.04↓#25293↓0.00↓10.7 years↑
"First strike"
Brigid, Hero of Kinsbaile78%
$6.15↑#13712↓0.00↓19.0 years↑
"First strike"
Ruby Medallion77%
$14.07↑#293↑0.2829.0 years↑
"Red spells you cast cost less to cast."
less to cast."
Scent of Cinder77%
$0.12↓#29860↓0.2027.4 years↑
"Reveal any number of red cards in your hand. this card deals X damage to any target, where X is the number of cards revealed this way."
Jeska, Warrior Adept76%
$3.54↑#19988↓0.00↓24.4 years↑
": this card deals 1 damage to any target."
: this card deals 1 damage to any target."+1 more matching line
Viashino Fangtail76%
$0.15↓#24427↓0.00↓21.0 years↑
": This creature deals 1 damage to any target."
: This creature deals 1 damage to any target."
Prodigal Pyromancer76%
$0.09↓#11773↓0.06↓19.7 years↑
": This creature deals 1 damage to any target."
: This creature deals 1 damage to any target."