Part 1
- Sonic the Hedgehog -> Heft the Hippo (MtF TFTG, WG)
- Silver the Hedgehog -> Mono the Mouse (MtF TFTG, AP, Toon TF)
- Shadow the Hedgehog -> Cocoa the Rabbit (MtF TFTG, AR)
- ?????? -> Warp the Fairy Armadillo (TFTG, ???)

Part 2
- Blaze the Cat -> Rip the Labrador (FtM TFTG, WG, Himbofication?)
- Rouge the Bat -> Pick the Hummingbird (FtM TFTG, Nerd TF, AR)
- Amy Rose -> ?????? (FtM TFTG, MG)

Part 3
- Knuckles the Echidna -> Calixte the Poodle (MtF TFTG)
- Espio the Chameleon -> Tintinnia the Squirrel (MtF TFTG, Clown TF)
- Jet the Hawk -> Count the Sheep (MtF TFTG, Ghost TF?)

Unsorted Ideas
- Tails “Miles” Prower -> Belle the Bear (MtF TFTG, AP, MILF TF, Bimbofication)
- Gemerl -> Caramel the Rabbit (Robot to Animal TF, MtF TFTG, AR)
- E-123 Omega -> Misty the Frog (Robot to Animal TF, MtF TFTG, AR)
- Whisper the Wolf -> Claire the Panther (FtN TFTG, Thembofication)
- Tangle the Lemur -> Amelia the Tabby (FtM TFTG, Femboy TF)
- Fang the Hunter -> Jing-Na the Red Panda (MtF TFTG)