Super Sonic Chao (SA2B)
1) Get a shiny yellow chao.
2) Raise it to be a neutral/run/fly chao.
Fake Tails Chao
1) Get an orange or yellow chao.
2) Raise it to be neutral/fly/swim + power. It will appear to have to fox ears on its head, and the shape of its wings resemble two tails. But it will still have its long tail.
3) To remove the long tail, give it a bunny tail.
4) Give it otter whiskers.
Haunted Apple (SA2B)
1) Obtain a shiny grey chao and a jewel chao.
2) Evolve them, then breed them together to get an invisible chao.
3) Give the invisible chao a skeleton dog so it can wear hats, then bat to hide its wings and a half-fish to turn its emotion ball into a flame so it is less visible.
4) Buy an apple from the Black Market for 2000 rings then give it to your chao.
1) Breed a shiny grey and jewel chao together to get an invisible chao.
2) Raise its run stat to at least 50 points so it can walk, or else it will look weird.
3) Give your chao a skeleton dog so it can wear hats.
4) Give it a bat to hide its wings.
5) Give it a half-fish to make its emotion ball less visible.
6) If you do not have a red eggshell, go buy a red egg from the Black Market for 500 rings.
7) Hatch the red egg, then give its eggshell to the invisible chao. Now it resembles the Pacman ghost Blinky!