Oketra the True [Amonkhet Prerelease Promos] 40 You can pay 1000 Life

You can pay 1000 Life Points to negate the activation of a Spell or Trap Card that targets exactly 1 Psychic-Type monster

Master of Time on any player's turn any time you could cast an instant

and all cards they draw (until the end of your opponent's 3rd turn after this card's activation)

Now it desecrates them

Oketra the True [Amonkhet Prerelease Promos] 40 You can pay 1000 LifeSet: Amonkhet Prerelease Promos Type: Legendary Creature God Rarity: Mythic Cost: {3}{W} Double strike, indestructible Oketra the True can't attack or block unless you control at least three other creatures. {3}{W}: Create a 1 1 white Warrior creature token with vigilance.