Full Body Prosthesis

Equipped creature has base power and toughness
1/1, gets +X/+X, and gains vigilance, where X is
its mana value.
Whenever Full Body Prosthesis is unattached
from a permanent, sacrifice that permanent.
Equip {2}
Although augmentations are valuable, flesh and blood organs are a precious enough commodity that it's easy
to grift the desperate into selling their whole bodies for
the right price.