Flamerush Rider is a rare Creature — Human Warrior card from March of the Machine Commander (MOC), collector number 279. Current market price: $0.24, TCGplayer market prices via Scryfall.
Whenever this creature attacks, create a token that's a copy of another target attacking creature and that's tapped and attacking. Exile the token at end of combat. Dash {2}{R}{R} (You may cast this spell for its dash cost. If you do, it gains haste, and it's returned from the battlefield to its owner's hand at the beginning of the next end step.)