Eldrazi Mimic
{2}
Creature — Eldrazi
Oracle Text
Whenever another colorless creature you control enters, you may change this creature's base power and toughness to that creature's power and toughness until end of turn.
Watch Out
ETB trigger, not a cast triggerRules Note
This card's ability triggers when it enters the battlefield, not when it's cast. Effects that double ETB triggers (like Panharmonicon) work here. Countering the spell prevents the creature from entering, so the ETB won't fire.