Warchief Giant is a uncommon Creature — Giant Warrior card from Commander Anthology Volume II (CM2), collector number 127. Current market price: $1.20, TCGplayer market prices via Scryfall.
Haste Myriad (Whenever this creature attacks, for each opponent other than defending player, you may create a token copy that's tapped and attacking that player or a planeswalker they control. Exile the tokens at end of combat.)