Sidisi, Brood Tyrant [Khans of Tarkir Prerelease Promos] 209 select and activate 1 of

select and activate 1 of the following effects: • Increase the ATK of this card by 400 points

which was Summoned this way

This card cannot be Tributed by a card's effect

You can only Special Summon "Sky Striker Ace - Kaina(s)" once per turn

Sidisi, Brood Tyrant [Khans of Tarkir Prerelease Promos] 209 select and activate 1 ofSet: Khans of Tarkir Prerelease Promos Type: Legendary Creature Naga Shaman Rarity: Mythic Cost: {1}{B}{G}{U} Whenever Sidisi, Brood Tyrant enters the battlefield or attacks, mill three cards. Whenever one or more creature cards are put into your graveyard from your library, create a 2 2 black Zombie creature token.