Necrotiating Dead

Necrotiating Dead can't block.
At the beginning of your precombat main
phase, if Necrotiating Dead's escape cost can be paid, you must activate it. If you do, it escapes with a +1/+1 counter and has haste.
Escape-{b}{b}, Exile two other cards from your graveyard.

"You killed me in life, but that's water under the bridge now. C'mon, let me out!"