The weakest of them all. Cries immediately if slapped. Height: 60cm. Grip strength: Left 7kg, Right 6kg. 100m sprint: 50 seconds. IQ: 20. Forgets everything after walking three steps. Brain weight: 47g. Personality: Loves stealing. Breaks anything it doesn't understand. No regeneration. Dies instantly if its heart is removed. Cannot heal injuries. The absolute weakest in the group.

Acts violent so you might think it's strong, but it's just a weakling. Grip strength: Left 9kg, Right 8.9kg. 100m sprint: 55 seconds. IQ: 45. Brain weight: 50g. Height: 68cm. Personality: Thinks it's superior. It uses polite speech with people taller than itself, but continues to be violent regardless. Naturally, it has no regeneration.

Kind. Forgives everything. However, it's so forgiving that it's easily used as a tool. Still, it's the most decent of the Gugugagas. IQ: 50. Brain weight: 170g. Grip strength: 13kg in both hands. 100m sprint: 37 seconds. Height: 65cm. Personality: Occasionally uses polite speech with humans. Good at hide-and-seek. Never breaks things and is the calmest of all Gugugagas. Almost never causes trouble. If it gets carried away, it might act up a bit, but it just runs around. Cries very rarely, about 5 times a year. No regeneration.