Scurry of Squirrels is a rare Creature — Squirrel Scout card from Bloomburrow Commander (BLC), collector number 66. Current market price: $6.13, TCGplayer market prices via Scryfall.
Myriad, myriad (Whenever this creature attacks, for each opponent other than defending player, you may create a token that's a copy of this creature that's tapped and attacking that player or a planeswalker they control. Then do it again. Exile the tokens at end of combat.) Whenever this creature deals combat damage to a player, put a +1/+1 counter on target creature you control.