Sonic Frontiers - SP's Rift Apart Part 3 - Arcadia (Decepticon Seekerpede) and Shadinel Prime rescues Sonicmus Prime II

This is a fanmade game made by Sega, Warner Bros.. Interactive Entertainment and Activision. <br /> <br />Which is a crossover between Sonic the Hedgehog, Halo, Transformers and Ratchet & Clank franchises.