Simic Ascendancy (Draft Weekend) [Ravnica Allegiance Promos] TG17 When Sejiri Steppe enters the

When Sejiri Steppe enters the battlefield

card effect

but banish it when it leaves the field (even if this card has left the field)

Set: Magic 2012 Type: Creature — Giant Rarity: Mythic Cost: {4}{U}{U} Whenever Frost Titan becomes the target of a spell or ability an opponent controls

Set: Arena League 2000 Type: Instant Rarity: Rare Cost: {W} Search your library for an artifact or enchantment card

Simic Ascendancy (Draft Weekend) [Ravnica Allegiance Promos] TG17 When Sejiri Steppe enters theSet: Ravnica Allegiance Promos Type: Enchantment Rarity: Rare Cost: {G}{U} {1}{G}{U}: Put a +1 +1 counter on target creature you control. Whenever one or more +1 +1 counters are put on a creature you control, put that many growth counters on Simic Ascendancy. At the beginning of your upkeep, if Simic Ascendancy has twenty or more growth counters on it, you win the game.