Faring from Sonic Adventure, Perfect Chaos is a pure representation of the ... You need to beat both Act 1 and Act 2 on each of the three stages. Once youve done this, a boss gate will appear.

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 ...