Shadrix Silverquill is a mythic Legendary Creature — Elder Dragon card from Strixhaven: School of Mages (STX), collector number 280. Current market price: $7.81 (foil $43.53), TCGplayer market prices via Scryfall.
Flying, double strike At the beginning of combat on your turn, you may choose two. Each mode must target a different player. • Target player creates a 2/1 white and black Inkling creature token with flying. • Target player draws a card and loses 1 life. • Target player puts a +1/+1 counter on each creature they control.