Unholy Grotto Tweet NM-Mint, English, limit 1 $2.38 / $2.98 credit Light Play, English, limit 1 $1.90 / $2.38 credit Buy This Product Details Color: Land Card Text: T Add 1 to your mana pool. B, T Put target Zombie card from your graveyard on top of your library. Rarity: R Card Type: Land Artist: John Avon Name: Unholy Grotto Finish: Regular Card Number: 327/350 Set Name: Onslaught