1 WATER monster + 1 DARK monster If this card is Epoch Summoned using a Fiend monster(s) as material: You can place 1 "Abysswalker" Trap directly from your Deck to your Spell & Trap Zone. You can only use this effect of "Abysswalker Gen" once per turn. Once per turn: You can discard 1 "Abysswalker" card, then target 1 card your opponent controls; destroy it. If this card is in your GY: You can send 1 face-up "Abysswalker" Trap you control to the GY; Special Summon this card, but return it to the Extra Deck if it leaves the field. You can only use this effect of "Abysswalker Gen" once per turn.