You can only control 1 "Vala, Seidhr of the Generaider Bosses". You can only use each of the following effects of "Vala, Seidhr of the Generaider Bosses" once per turn. If this card is in your hand or GY: You can send 1 other "Generaider" card from your hand to the GY; Special Summon this card, but banish it when it leaves the field. If this card is Special Summoned: You can Special Summon 1 "Generaider" monster from your hand or GY, except "Vala, Seidhr of the Generaider Bosses".