Ratatoskr

Reach
{u}{r}{r}: Two target creatures get +10/+1 First
Strike and Trample, you can only play this once
per turn and Ratatoskr cannot be the target of
this ability
If you control a Yggdrasil, Ratatoskr deals 4
damage to every creature at the beggining of your
upkeep and has indestructible
"His bark is worse than his bite"