Shurit, Strategist of the Nekroz (THSF-EN010) - The Secret Forces Unlimited

If you Ritual Summon exactly 1 "Nekroz" Ritual Monster with a card effect that requires use of monsters, this card can be used as the entire requirement. If this card is Tributed by a card effect: You can add 1 Warrior-Type "Nekroz" Ritual Monster from your Deck to your hand. You can only use this effect of "Shurit, Strategist of the Nekroz" once per turn.