You can only activate 1 card with this card’s name per turn.
(1) Send 1 “Darklord” monster that is in your hand or face-up on your field to the GY; Fusion Summon 1 DARK Fusion Monster from your Extra Deck, using monsters from your hand and/or field as Fusion Material, then gain LP equal to the ATK of the monster sent to the GY to activate this card (its ATK on the field, if sent from there).