You can exchange a token for a weapon, or you could talk to someone like Donatello on Robins' Egg. He's great at making things.

[ and then she just. reaches back. grabs one of her own primary feathers ]

[ tugs it right on out of her wing … which promptly causes it to sharpen. this feather is now a good, sturdy, well-weighted blade. still a feather. but sword? feathersword. ]

And sometimes you get power tokens!