Karazikar, the Eye Tyrant

Legendary Creature — Beholder {3}{B}{R} 5/5

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.