Phyrexian Dreadnought [Mirage] DP39 face-up "Ninja" monster you control

face-up "Ninja" monster you control cannot be destroyed by battle or by card effects

instead that source deals that much damage to you and Eye for an Eye deals that much damage to that source's controller

this card can attack all monsters your opponent controls once each

You can only use this effect once per turn during your Main Phase

When Glacial Chasm enters the battlefield

Phyrexian Dreadnought [Mirage] DP39 face-up "Ninja" monster you controlSet: Mirage Type: Artifact Creature Phyrexian Dreadnought Rarity: Rare Cost: {1} Trample When Phyrexian Dreadnought enters the battlefield, sacrifice it unless you sacrifice any number of creatures with total power 12 or greater.