Cyber Tiger

Select any character, then rename her/his name to the indicated
name to unlock characters, courses and costumes:

Unlock alien: Rename any character to "Ufo".
Unlock biker: Rename any character to "Delvis".
Unlock Billy in a black sweater: Rename any character to "Cybertw".
Unlock Billy in a white shirt: Rename any character to "Willi".
Unlock Cindy: Rename any character to "Instyle".
Unlock Festus: Rename any character to "Golddgr".
Unlock Inga in flower power costume: Rename any character to "Retro".
Unlock Kimmi: Rename any character to "Rapper".
Unlock Little Mark in 70s costume: Rename any character to "Brat".
Unlock Little Mark in 80s costume: Rename any character to "Marko".
Unlock Robert: Rename any character to "Ice".
Unlock Tiger in 70s costume: Rename any character to "Liltiger".
Unlock Tiger in 80s costume: Rename any character to "Prodigy".
Unlock tiger: Rename any character to "Tigerrrr".
Unlock Traci in leopard costume: Rename any character to "Safari".
Volcano course: Rename any character to "Sthelens".