Cannot be used as Synchro Material, except for the Synchro Summon of a "Blackwing" Synchro Monster. During the End Phase, if this card is in the GY because it was sent there from the field this turn: You can add 1 "Blackwing" monster from your Deck to your hand, except "Blackwing - Pinaki the Waxing Moon". You can only use this effect of "Blackwing - Pinaki the Waxing Moon" once per turn.