Forbid (Invocation) [Amonkhet Invocations] Ursula's Return Enchanted creature has "You have

Enchanted creature has "You have no maximum hand size" and "Whenever this creature attacks

Beastmasters

hunched over a mystical mortar and pestle made from the remains of an unfortunate 'umie victim

they're treated as though they don't exist

You can't lose the game this turn and your opponents can't win the game this turn

Forbid (Invocation) [Amonkhet Invocations] Ursula's Return Enchanted creature has "You haveSet: Amonkhet Invocations Type: Instant Rarity: Mythic Cost: {1}{U}{U} BuybackDiscard two cards. (You may discard two cards in addition to any other costs as you cast this spell. If you do, put this card into your hand as it resolves.) Counter target spell.