Snowclave Deathadder

Flash, Haste, Menace
When Snowclave Deathadder attacks draw
1 card, loose life equivalent to the power
of the card and put a +X/+X on Snowclave
Deathadder where X is the power of card drawn
Ninjitsu {1}{u/b} ({1}{u/b}, Return an unblocked
attacker you control to hand: Put this card
onto the battlefield from your hand tapped
and attacking.)