Robo Ball (Enemy), out of all the encounter panel units, is the most resilient. Boasting a positive DEF stat, it will usually take 2 to 3 battles for her to go down. However, she does not pose a significant threat, especially at 1 HP, due to her -1 ATK and EVD stats.
Robo Ball (Enemy) can be fought when landing onpanels, or on and traps. Special variants can be fought on panels when fighting .