If you control a "Blackwing" monster other than "Blackwing - Harmattan the Dust", you can Special Summon this card (from your hand). You can only Special Summon "Blackwing - Harmattan the Dust" once per turn this way. When this card is Normal or Special Summoned: You can target 1 other "Blackwing" monster you control; increase this card's Level by that monster's.
![Blackwing - Harmattan the Dust [L5DD-ENC08] Common](http://www.dungeonsandjavas.com/cdn/shop/files/ygo_placeholder_75ac3774-d04e-47bd-822c-1dad47792c91.png?v=1761931437&width=1445)
