For Monster Rancher on the PlayStation, GameFAQs has 3 cheat codes and secrets. The best place to get cheats, codes, cheat codes, hints, tips, tricks, and secrets for the PlayStation (PSX).

First, obtain the Jill monster. Use Jill in the Pappas errantry at least ten times in a row, without resting for a single week. Next, rest your monster for 10 months in a row.

Go to the Pappas errantry ten more times in a row. Save the game at this point. Crack Noise Reduction 2 0b.

Approximately one year later, it will die. Hold Start + Select to reset the game. Then, bring your Jill to the village and combine it with a Golem using the 'Big Footstep' as a seasoning. This should result in a Sasquatch. Note: This may take several attempts. Use the following steps to get a Phoenix again after it is retired or flies away.