Mutavault (Grand Prix) [Grand Prix Promos] Spider or Forest card and put

or Forest card and put that card onto the battlefield

Activate this ability only during your upkeep and only once each turn

As long as Gaea's Liege is attacking

you may search your library for a Ninja card

Set: Pro Tour Promos Type: Creature — Avatar Rarity: Rare Cost: {6}{B}{B} If there are ten or more creature cards total in all graveyards

Mutavault (Grand Prix) [Grand Prix Promos] Spider or Forest card and putSet: Grand Prix Promos Type: Land Rarity: Rare {T}: Add {C}. {1}: Mutavault becomes a 2 2 creature with all creature types until end of turn. It's still a land. Some worlds possess a hidden core where life's essence constantly surges.