The following are known Action Replay Codes for Ready 2 Rumble Boxing: Round 2 on Sony Playstation (PS1).

The codes should work with the region specified but may work for other regions as well.

Device Compatibility: Action Replay, CodeBreaker & GameShark

Infinite Cash
800b341a00f0

Inf. Health P1
800b0d300064

Low Health P1
800b0d300000

50% Health P1
d00b0d300064
800b0d300032

Inf. Stamina P1
800b0d340064

Low Stamina P1
800b0d340000

Inf. Health P2
800b19700064

Low Health P2
800b19700000

50% Health P2
d00b19700064
800b19700032

Inf. Stamina P2
800b19740064

Low Stamina P2
800b19740000

Full Rumble-O-Meter P1
800b0d3c0090

Empty Rumble-O-Meter P1
800b0d3c0000

Full Rumble-O-Meter P2
800b197c0090

Empty Rumble-O-Meter P2
800b197c0000