Types:
Artifact Creature - Construct
Card Text:
When Phyrexian Devourer's power is 7 or greater, sacrifice it.
Remove the top card of your library from the game: Put X +1/+1 counters on Phyrexian Devourer, where X is the removed card's converted mana cost. If Phyrexian Devourer's power is 7 or greater, sacrifice it.