1 Tuner + 1 or more non-Tuner Synchro Monsters
If this card is Synchro Summoned using a Blackwing monster as Material, it is treated as a Tuner monster while face-up on the field. This card gains 300 ATK for each Blackwing monster in your Graveyard. When this card is destroyed and sent to the Graveyard: You can target 1 Winged Beast-Type Synchro Monster in your Graveyard, except Assault Blackwing – Chidori the Rain Sprinkling ; Special Summon it.