Cavern of Souls [Avacyn Restored] Junior APAC Series Whenever Sovereign Okinec Ahau attacks

Whenever Sovereign Okinec Ahau attacks

{T}: Search your library for a Dragon permanent card and put that card onto the battlefield

you may exile it

return all land cards from your graveyard to the battlefield tapped

(You may cast a spell for its freerunning cost if you dealt combat damage to a player this turn with an Assassin or commander

Cavern of Souls [Avacyn Restored] Junior APAC Series Whenever Sovereign Okinec Ahau attacksSet: Avacyn Restored Type: Land Rarity: Rare As Cavern of Souls enters the battlefield, choose a creature type. {T}: Add {C}. {T}: Add one mana of any color. Spend this mana only to cast a creature spell of the chosen type, and that spell can't be countered.