Hero of Bladehold is a mythic Creature — Human Knight card from Mirrodin Besieged (MBS), collector number 8. Current market price: $5.53 (foil $17.39), TCGplayer market prices via Scryfall.
Battle cry (Whenever this creature attacks, each other attacking creature gets +1/+0 until end of turn.) Whenever this creature attacks, create two 1/1 white Soldier creature tokens that are tapped and attacking.