- Underground River – the Kelolon Defender Room, all the way to Baroy Town (80 enemies)
- Primitive Cube – the Blazing Moths in the garden (infinite but slower number of appearances)
- West Ice Field – the Roball racetrack (dependent on the moving base’s appearance)
Be sure to steal from the Phantom Dragon south of the Glass Spires on disc 3 for one accessory.
Be sure to Loot or Steal from Ultimate Szabo in the Primitive Cube (Cauldron Room) on disc 3 for the second accessory.
These monsters are super tough and can do more than 999 damage to everyone in your party. Increase your shadow class ranks or expect to die very quickly.
Gold Mecha Robo: The Ancient Factory 1F. Past the first conveyor belt.
King Poo Snake: In the Ancient Ruins Cave. Defeat the Jumbo Poo then the Corrosive Poo for this enemy to appear.
Gold Poo Snake: Defeat the King Poo Snake and the Platnum Poo. The Platinum Poo is on one of the three south and southwestern island archipalageo and the Gold Poo Snake will rarely appear (on that same set of islands), giving you that chance to destroy it.