Data accurate up to 2006
Robot X
Rank: 963
Weight Class: 60lbs
Competed:
May 2001 - May 2002
Rock-Hard
Rank: 975
Weight Class: 120lbs
Competed:
November 2001 - May 2002
Rocky Balbota
Rank: 987
Weight Class: 340lbs
Competed:
November 2001
4.0
Rocky-Bot-Boa
Rank: 1030
Weight Class: 340lbs
Awards: 1
Competed:
January - December 2002
Rohog
Rank: 975
Weight Class: 100kg
Competed:
July 2000 - September 2001
5th wars
Rolling Blackout
Rank: 973
Weight Class: 60lbs
Competed:
November 2001 - March 2004
Ron
Rank: 1000
Weight Class: 175lbs
Competed:
July - August 1998
A robot wars series 2 robot that gained noteriety as people tried to fool others into thinking it was entering the 2020 season of Battlebots
Ronin
Rank: 979
Weight Class: 340lbs
Competed:
August 1999 - May 2002
4/5.0
Roobarb
Rank: 970
Weight Class: 100kg
Awards: 1
Competed:
July 2001 - December 2003
Series 7
Root Canal
Rank: 976
Weight Class: 120lbs
Competed:
November 2001 - May 2002
Ropion
Rank: 988
Weight Class: 30kg
Competed:
October 2002 - January 2004
Rosebud
Rank: 998
Weight Class: 50lbs
Competed:
July - August 1998
Robot Wars Series 2 lightweight
Rosie the Riveter
Rank: 1035
Weight Class: 100kg
Awards: 1
Competed:
March 2001 - July 2002
Rot Box
Rank: 981
Weight Class: 100kg
Competed:
June 2001 - January 2002
ew2 Loanerbot
Rotato
Rank: 1021
Weight Class: 60lbs
Awards: 1
Competed:
April 2004 - July 2005
Roter Ochse
Rank: 994
Weight Class: 340lbs
Competed:
July - August 1998
Rotraktor
Rank: 988
Weight Class: 175lbs
Competed:
July - August 2000
4th wars DNQ (from team Barberous)
Rott-Bott
Rank: 963
Weight Class: 58lbs
Competed:
August 1999 - June 2000
Rottweiler
Rank: 1000
Weight Class: 175lbs
Competed:
July - August 1998
hmm s2
Roxanne
Rank: 990
Weight Class: 120lbs
Competed:
April 2004
Royd Rage
Rank: 973
Weight Class: 120lbs
Awards: 2
Competed:
April 2003 - September 2005
RuFF RidEr
Rank: 1000
Weight Class: 120lbs
Competed:
April 2004
Rubox
Rank: 987
Weight Class: 120lbs
Competed:
May 2002
5.0
Ruf Ruf Dougal
Rank: 986
Weight Class: 100kg
Competed:
July 2001 - July 2002
Series 6 Version
Rugger
Rank: 1025
Weight Class: 60lbs
Competed:
May 2002
Ruiner
Rank: 984
Weight Class: 60lbs
Competed:
June 2006
Rumble
Rank: 994
Weight Class: 340lbs
Competed:
July - August 1998
S2 SHW
Rumincoke
Rank: 1005
Weight Class: 120lbs
Awards: 1
Competed:
October 2002 - May 2005
Battlebots wiki claims that this robot is from teamXD, but buildersdb says Team Beyond Control, was this robot sold at some point?
Run Amok
Rank: 1006
Weight Class: 100kg
Awards: 1
Competed:
March 2001 - January 2002
Rusty Nail
Rank: 991
Weight Class: 60lbs
Competed:
September 2005
S-전차 (S-Tank)
Rank: 990
Weight Class: 33kg
Competed:
May - August 2006
S.L.A.M.
Rank: 938
Weight Class: 325lbs
Competed:
February 1999 - November 2000
1.0/2.0
S.M.I.D.S.Y.
Rank: 1012
Weight Class: 100kg
Competed:
October 1999 - February 2004
Series 6 to 7 version
S.O.B.
Rank: 1083
Weight Class: 120lbs
Awards: 2
Competed:
November 2001 - September 2003
S.O.B.
Rank: 1001
Weight Class: 12.5kg
Awards: 1
Competed:
January 1998
S.P.S. #1
Rank: 985
Weight Class: 40lbs
Competed:
August 1995
S.P.S. #2
Rank: 1000
Weight Class: 20lbs
Awards: 1
Competed:
August 1995
S3
Rank: 1068
Weight Class: 100kg
Awards: 1
Competed:
July 2001 - March 2003
Classic Robot Wars
SABotage
Rank: 1029
Weight Class: 120lbs
Competed:
November 2000 - July 2004
SAT'arn
Rank: 988
Weight Class: 11.3kg
Competed:
November 1997
SC Doorstop
Rank: 984
Weight Class: 30lbs
Competed:
August 2002
SPS #3
Rank: 1010
Weight Class: 50lbs
Awards: 1
Competed:
August 1996
STOMP
Rank: 988
Weight Class: 175lbs
Competed:
October 1999
3rd wars walker
SWAK
Rank: 988
Weight Class: 165lbs
Competed:
August 1996
Saber
Rank: 1000
Weight Class: 23kg
Competed:
July 1999
botbash99
Sabotage
Rank: 1013
Weight Class: 11.3kg
Competed:
August 1997
Built by the same builder as battlebots robot SABotage but is a different machine
Sabretooth
Rank: 980
Weight Class: 100kg
Competed:
August 2001 - August 2003
Series 7 DNQ
Ron 
Rumincoke 
