Lavalval Chain

XYZ Monster · Sea Serpent · FIRE · ★4

ATK 1800/DEF 1000

“2 Level 4 monsters Once per turn: You can detach 1 Xyz Material from this card to activate 1 of these effects; ● Send 1 card from your Deck to the Graveyard. ● Choose 1 monster from your Deck and place it on top of your Deck.”