Underground Sea [3ED - N/A] 062 Set: Diamond & Pearl: Legends

Set: Diamond & Pearl: Legends Awakened Type: Water Rarity: Holo Rare Retreat cost: Colorless

Set: EX: Team Rocket Returns Type: Grass Rarity: Holo Rare Retreat cost: 0

Sacrifice Knowledge Vault to discard entire hand and take the cards under the vault into your hand

Set: Base Set 1st Edition Type: Fire Rarity: Holo Rare Retreat cost: Colorless

Set: Miscellaneous Cards Type: Grass Rarity: Promo Retreat cost: Colorless

Underground Sea [3ED - N/A] 062 Set: Diamond & Pearl: LegendsRarity: R Creature Type or Sub Type: Land Rules Text Contains: T: Add either B or U to your mana pool. Counts as both swamp and islands and is affected by spells that affect either. If a spell destroys one of these land types, this card is destroyed; if a spell alters one of these land types, the other land type is unaffected.