| Fiero |
 |
| Name |
Fiero |
| Real name |
|
| Nicknames |
|
| Name history |
Fiero, Mario Prado |
| Family |
|
| Maestro(s) |
|
| Birth date, location |
|
| Obituary date |
|
| Debut, location |
|
| Lost mask to |
Ultraman Jr. - June 15, 1997 - Arena Coliseo, Mexico City |
| Height |
|
| Weight |
|
| Signature moves |
|
| Titles: |
|
|
Luchas de apuestas record
| Date
|
Apuesta
|
Winner(s)
|
Loser(s)
|
Arena and/or Place
|
| ??/??/??
|
hair
|
Damian 666
|
Mario Prado
|
Auditorio de Tijuana - Tijuana, Baja California
|
| 89/02/??
|
hair
|
Babe Casas
|
Mario Prado
|
unknown
|
| 97/06/15
|
mask
|
Starman
|
Fiero
|
Arena Coliseo - Mexico City
|
| 00/05/30
|
hair
|
Ricky Marvin
|
Fiero
|
Arena Coliseo - Mexico City
|
|
|
