Games like Sonic Universe 2

Pikuniku

Pikuniku is an absurdly wonderful puzzle-exploration game that takes place in a strange but playful world where not everything is as happy as it seems. Help peculiar characters overcome struggles, uncover a deep state conspiracy, and start a fun little revolution in this delightful dystopian adventure!

Sonic Unfair 2

Sonic Robo Blast

Sonic Robo Blast is an early Sonic fan game from 1998, created by Sonikku, real name Johnny Wallbank, of Sonic Team Junior. It is one of the earliest Sonic fangames to exist and led to the founding of Sonic Team Junior as well as the eventual creation of it's sequel, Sonic Robo Blast 2.

Sonic Beyond the Speed

Enjoy this fangame in 2d at full speed and platform. Eggman plans to attack with his air fleet and so that sonic and tails do not bother them he will teleport along with the Chaos Emeralds to places of the past.

Stealth The Hedgehog

This game is an experimental 3D platformer with weird references and other random stuff.

Sonic & Blaze

Sonic & Blaze is a 2D fangame inspired by the Sonic Rush series and the 3D Boost games.

Sonic Outbound

Sonic Outbound is a Sonic fan-game set one year after Sonic Mania's bad ending where Robotnik had the Phantom Ruby and Chaos Emeralds in possession. After the final battle in the core of the Titanic Monarch, Robotnik was stuck in Little Planet and started collecting the Time Stones and preparing his greatest plan yet.

Project 32X: Sonic Mars

Sonic and his friends found out about the Cyberspace and its inhabitants, and Robotnik is using this world to create his empire, now everyone has to try to save the Cyberspace with the power of the Cyber Emeralds. Project 32X is a fan game that attempts to revive the original Sonic Mars/Sonic 32X project.

Sonic Overture '95

Sonic Overture '95 is a fan-made prequel to the first Sonic the Hedgehog, inspired by 32-bit games from the Saturn era and the scraped concepts from the original Sonic the Hedgehog. It tells the story of Sonic's adventures on Christmas Island.

Neo Sonic Universe

Neo Sonic Universe is an action game developed and published by Alexandre Martins in 2003.