Prava of the Steel Legion is a uncommon Legendary Creature — Cat Soldier card from Phyrexia: All Will Be One Commander (ONC), collector number 87. Current market price: $0.41, TCGplayer market prices via Scryfall.
During your turn, creature tokens you control get +1/+4. {3}{W}: Create a 1/1 white Soldier creature token. Partner (You can have two commanders if both have partner.)