Shambling Vent [Battle for Zendikar] Wizard Set: Invasion Type: Enchantment Rarity:

Set: Invasion Type: Enchantment Rarity: Rare Cost: {2}{G} Whenever a creature with power 4 or greater enters the battlefield

Set: Khans of Tarkir Type: Instant Rarity: Uncommon Cost: {5}{G} Delve (Each card you exile from your graveyard while casting this spell pays for {1}

Set: Conspiracy Type: Enchantment — Aura Rarity: Common Cost: {4}{U} Enchant creature

Set: The Brothers' War Type: Enchantment — Aura Rarity: Common Cost: {3}{U} Enchant artifact

it becomes a Human Spirit Warrior with trample and lifelink

Shambling Vent [Battle for Zendikar] Wizard Set: Invasion Type: Enchantment Rarity:Set: Battle for Zendikar Type: Land Rarity: Rare Shambling Vent enters the battlefield tapped. {T}: Add {W} or {B}. {1}{W}{B}: Shambling Vent becomes a 2 3 white and black Elemental creature with lifelink until end of turn. It's still a land.