Out Now!
The Goonya Monster universe expands today with four brand-new spin-off titles, each starring fan-favorite characters in their own casual gameplay adventures. With simple,…
Octo's Balloon Challenge
From the asymmetrical party action game 'Goonya Monster' designed by Terada Tera , a spin-off work has emerged! Master the art of flying balloons and balancing on the catching device to collect lots of Souls! Challenge yourself in this new sensation game where 'buoyancy' is the key!
CasualIndieEarly Access
"Octo's Balloon Challenge" is a balance physics puzzle game featuring Octo, the protagonist of "Goonya Monster."
One day, Souls started falling from the sky for some reason? Octo and Goonyan took off into the sky with balloons to solve the mystery of the falling Souls!
"The Octo Balloon Challenge" is a new sensation balance physics puzzle game. Control the tilt of the catching device with balloons and soar higher and higher!
Souls come in groups of 10 Souls combine to form a small box. Furthermore, combining three sets of 10 boxes makes them disappear, earning you a bonus score!
Master the balloons Decide the size and location to release the balloons and balance the catching device! If you are in too much of a hurry to collect the balloons on one side, The catching device will tilt and the Souls will fall out.
One day, Souls started falling from the sky for some reason? Octo and Goonyan took off into the sky with balloons to solve the mystery of the falling Souls!
"The Octo Balloon Challenge" is a new sensation balance physics puzzle game. Control the tilt of the catching device with balloons and soar higher and higher!
Souls come in groups of 10 Souls combine to form a small box. Furthermore, combining three sets of 10 boxes makes them disappear, earning you a bonus score!
Master the balloons Decide the size and location to release the balloons and balance the catching device! If you are in too much of a hurry to collect the balloons on one side, The catching device will tilt and the Souls will fall out.
Community Activity
Octo's Balloon ChallengeSteam announcement- Octo's Balloon ChallengeSteam announcement
Four Goonya Monster spin-off titles launch April 26, 2026!
In addition to existing single-player modes, the full release introduces brand-new 2-player modes. Your favorite character might even be playable with friends and family…?…