Neyali, Suns' Vanguard is a mythic Legendary Creature — Human Rebel card from Phyrexia: All Will Be One Commander (ONC), collector number 2. Current market price: $2.96 (foil $2.90), TCGplayer market prices via Scryfall.
Attacking tokens you control have double strike. Whenever one or more tokens you control attack a player, exile the top card of your library. During any turn you attacked with a token, you may play that card.