| Started | November 20, 2008 |
| First Cards | Randy and Jessie |
| Last Card | Kazayan |
| Ended | Janary 26, 2012 |
| Nationality | Spanish |
John "Sein" J. Lecuona, was an artist for the game, Urban Rivals. His site is at: http://www.rgb-wet.blogspot.com/ His cards were...
All Stars[]
Bangers[]
Berzerk[]
Dominion[]
Fang Pi Clang[]
Freaks[]
GHEIST[]
Jungo[]
Junkz[]
La Junta[]
Montana[]
Nightmare[]
Paradox[]
Piranas[]
Pussycats[]
Rescue[]
Riots[]
Roots[]
Sakrohm[]
Sentinel[]
Skeelz[]
Ulu Watu[]
Uppers[]
Vortex[]
Trivia[]
- John Sein used to work on Fantasy Rivals and not Urban Rivals anymore.
- He died on January 17th, 2017 at the age of 32.
- Incidentally, he died a little over 8 years after the release of Glosh (who is based off of him physically).
Tribute background after his death.