A 2013 Kickstarter campaign smashed its $2,000 goal, raising over $25,000 and allowing for full voice acting and expanded level design. 2. Core Gameplay Mechanics

The game’s development is one of the most famous "success stories" in the indie world.

It began in 2011 as a Sonic the Hedgehog fan game created by Sabrina DiDuro (GalaxyTrail). Early versions featured a physics engine nearly identical to Sonic’s, complete with rings and a Dr. Eggman-like antagonist.

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