Mermail Abyssgaios (UTR) [ABYR-EN046] Ultimate Rare Astral Pack 3 You must control no other

You must control no other cards and have no cards in your hand to activate and to resolve this effect

This card cannot

If this card is Normal or Special Summoned: You can target 1 "Hydrogeddon"

When he initiates a Contact Fusion with a Neo-Spacian his unknown powers are unleashed

also its Level becomes 1 (even if this card leaves the field)

Mermail Abyssgaios (UTR) [ABYR-EN046] Ultimate Rare Astral Pack 3 You must control no otherSet: Abyss Rising Card type: Xyz Effect Monster Rarity: Ultimate Rare Attack: 2800 Defense: 1600 2 Level 7 WATER monsters While this face up card has Xyz Material, Level 5 or higher monsters cannot attack. Once per turn, during either player's turn: You can detach 1 Xyz Material from this card; negate the effects of all face up monsters your opponent currently controls that have less ATK than this card, until the end of the turn.