Neptabyss, the Atlantean Prince [BOSH-EN092] Ultra Rare OTS Tournament Pack 4 if you excavated a "Sky

if you excavated a "Sky Striker" card

that Set card cannot be activated until the End Phase

You can only use this effect of "Degrade Buster" once per turn

•When an opponent's monster declares a direct attack: You can Special Summon this card from your Graveyard

it is unaffected by other Spell/Trap effects

Neptabyss, the Atlantean Prince [BOSH-EN092] Ultra Rare OTS Tournament Pack 4 if you excavated a "SkySet: Breakers of Shadow Card type: Effect Monster Rarity: Ultra Rare Attack: 800 Defense: 0 You can send 1 "Atlantean" monster from your Deck to your Graveyard, except "Neptabyss, the Atlantean Prince"; add 1 "Atlantean" card from your Deck to your hand, except "Neptabyss, the Atlantean Prince". If this card is sent to the Graveyard to activate a WATER monster's effect: Target 1 "Atlantean" monster in your Graveyard, except "Neptabyss, the Atlantean