[LEGACY] Sonic Onset Adventure
Obby & Platformer

[LEGACY] Sonic Onset Adventure

Created by Sonic Onset Adventure

74%Satisfaction
Play on Roblox

Opens the game page on Roblox

Visits41,900,000
Favorites57,901
Server size50

About this game

Sonic Onset Adventure is a Sonic fangame which hopes to recreate the Adventure Formula with physics, controls, and design similar to the Adventure games.

Programmed by CKDEV
Modeled and Animated by DigitalPurgatory
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Japanese