A wing brings no bonuses and is only a visible skin in-game. To buy them you have to talk to the NPC Item shop wings. The wings cannot be dropped and remain in your inventory in case of a new rebirth. The NPC only talks to you if your character has been reborn at least once.
2 Ecu
Remort blue wings
2 Ecu
Remort gold wings
2 Ecu
Remort light blue wings
4 Ecu
Butterfly wing1
4 Ecu
Butterfly wing2
4 Ecu
Butterfly wing3
4 Ecu
Butterfly wing4
6 Ecu
X6 black wings
6 Ecu
X6 white wings
6 Ecu
Nightmare med wings
6 Ecu
Nightmare wings
6 Ecu
Dechu wings