Blind Creeper 

Creature — Zombie Beast
$0.07 #31148 0.00 22.3 years
Whenever a player casts a spell, this creature gets -1/-1 until end of turn.
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Cards similar to Blind Creeper expected a card that isn't here?
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Rampaging Cyclops79%
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"This creature gets -2/-0 as long as two or more creatures are blocking it."
Sulam Djinn78%
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"This creature gets -2/-2 as long as green is the most common color among all permanents or is tied for most common."
Halam Djinn77%
$0.16↑#318780.22↑25.9 years↑
"This creature gets -2/-2 as long as red is the most common color among all permanents or is tied for most common."
Ruham Djinn76%
$0.13↑#319110.25↑25.9 years↑
"This creature gets -2/-2 as long as white is the most common color among all permanents or is tied for most common."
Zanam Djinn72%
$0.18↑#314330.0025.9 years↑
"This creature gets -2/-2 as long as blue is the most common color among all permanents or is tied for most common."
Goblin Elite Infantry70%
$0.06↓#301980.53↑29.9 years↑
"Whenever this creature blocks or becomes blocked, it gets -1/-1 until end of turn."