Sidisi, Brood Tyrant [Khans of Tarkir Prerelease Promos] 209 You can only Special Summon

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

Set: Beta Edition Type: Land — Island Mountain Rarity: Rare ({T}: Add {U} or {R}

This card cannot be Tributed by a card's effect

When Glacial Chasm enters the battlefield

which was Summoned this way

Sidisi, Brood Tyrant [Khans of Tarkir Prerelease Promos] 209 You can only Special SummonSet: 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.