Action Replay Codes [US]
The following are known Action Replay Codes for Monster Rancher Hop-A-Bout 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 Lives
301414510003
Stop Timer
801413ca0950
Max Score
80148934e0ff
8014893605f5