Mermail Abyssteus [CBLZ-EN083] Ultimate Rare BT15-049 gain 1 memory for each

gain 1 memory for each card trashed

or is destroyed by an opponent's card effect while in its owner's Monster Zone: You can add 1 LIGHT monster with 1500 or less DEF from your Deck to your hand

sacrifice Sea Serpent

delete that Digimon at the end of the turn

such as Chopper

Mermail Abyssteus [CBLZ-EN083] Ultimate Rare BT15-049 gain 1 memory for eachSet: Cosmo Blazer Card type: Effect Monster Rarity: Ultimate Rare Attack: 1700 Defense: 2400 You can discard 1 other WATER monster to the Graveyard; Special Summon this card from your hand. When you do: Add 1 Level 4 or lower "Mermail" monster from your Deck to your hand. You can only use this effect of "Mermail Abyssteus" once per turn.