Kaiser Serpent des Mers MACR-FR091

If your opponent controls a monster and you control none, you can Special Summon this card (from your hand). You can only Special Summon "Kaiser Sea Snake" once per turn this way. When it is Special Summoned this way: you can Special Summon 1 Level 8 Sea Serpent-Type monster from your hand or GY, but its ATK/DEF become 0. If this card is Special Summoned, its Level becomes 4 and its original ATK becomes 0.