Chatterfang, Squirrel General - 151 M MH2

Forestwalk (This creature can't be blocked as long as defending player controls a Forest.)
If one or more tokens would be created under your control, those tokens plus that many 1/1 green Squirrel creature tokens are created instead.
{B}, Sacrifice X Squirrels: Target creature gets +X/-X until end of turn.

mythic
Legendary Creature — Squirrel Warrior
From the Magic: The Gathering set Modern Horizons 2.