Ravenous Necrotitan
{2}{B}{B}
Creature — Phyrexian Horror
Oracle Text
Corrupted — When this creature enters, sacrifice a creature unless an opponent has three or more poison counters.
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.