Rillaboom (SWSH006) (Staff Prerelease Promo) [Sword & Shield: Black Star Promos] 129 Set: Premium Gold Card type:

Set: Premium Gold Card type: Effect Monster Rarity: Gold Rare Attack: 1900 Defense: 800 Neither player can add cards from their Deck to their hand except by drawing them

When this card is sent to the Graveyard to activate a WATER monster's effect: Add 1 Sea Serpent-Type monster from your Deck to your hand

but shuffle them into the Deck during the End Phase

if this face-up card on the field was destroyed by your opponent's card (either by battle or by card effect) and sent to the Graveyard this turn

Rillaboom (SWSH006) (Staff Prerelease Promo) [Sword & Shield: Black Star Promos] 129 Set: Premium Gold Card type:Set: Sword & Shield: Black Star Promos Type: Grass Rarity: Promo Retreat cost: Colorless,Colorless,Colorless