Orochimaru, the Snake Sage

Deathtouch, Hexproof
Persist
Whenever Orochimaru, the Snake Sage enters the battlefield, you may remove a -1/-1 from Orochimaru, the Snake Sage.
Sage Mode ( As long as Orochimaru, the Snake Sage has a +1/+1 or a -1/-1 counter, he has First Strike. )
"I am Orochimaru! I am an Immortal! I am the one who will uncover the secrets of Nature!"
- Orochimaru to the Third Hokage