|Game:||PSO Episode I|
|Location:||Forest 1, Forest 2|
|Related Monsters:||Booma, Gobooma, Gigobooma, Barble, Tollaw|
Bartles are the Ultimate form of Boomas. They are tortoise-like in appearance with the voice of a Booma albeit lowered in pitch. Like Boomas, they share a weakness to fire techniques and have the same attack behavior.
| Normal-VHard: Booma | Gobooma | Gigobooma | Savage Wolf | Barbarous Wolf | Rag Rappy | Al Rappy |
Monest | Mothmant | Hildebear | Hildeblue | Dragon