Nova Pourpre le Seigneur Cubique des Ténèbres MVP1-FRG39

Neither Normally Summonable nor Normally Placeable. Only Specially Summonable (from your hand) by revealing 3 other "Cubic" cards with different names in your hand, and not otherwise Specially Summonable. Unaffected by activated effects of other monsters, whose original ATK is less than or equal to 3000. When this attacking card destroys a monster by battle, you can activate this effect, this card can make a second attack during this Battle Phase. During your End Phase, each player takes 3000 points of damage. You can only use this effect of "Dark Cubic Lord Nova" once per turn.