Karazikar, the Eye Tyrant is a mythic Legendary Creature — Beholder card from Forgotten Realms Commander (AFC), collector number 319. Current market price: $13.73, TCGplayer market prices via Scryfall.
Whenever you attack a player, tap target creature that player controls and goad it. (Until your next turn, that creature attacks each combat if able and attacks a player other than you if able.) Whenever an opponent attacks another one of your opponents, you and the attacking player each draw a card and lose 1 life.