|Number 21: Marine Emperor Drakaio|
|Type(s)||[ Sea Serpent/Xyz/Effect ]|
|ATK / DEF||2700 / 1200|
Lore2 Level 7 monsters
Once per turn, during either player's Battle Phase: You can detach 1 Xyz Material from this card; destroy all other monsters on the field. You must control at least 1 face-up " " to activate and resolve this effect.