I'm going to create a list of assets here that are fan made. (Things from the game that have been redrawn for size and clarity). Post here if you have anything you think should be added to the list.
@Cyane's IDs
Separate
Pack
@Yskialuw's Photon Blasts
Estilla
Farlla
Golla
Leilla
Twins
Pilla
I'll try and keep this updated.