User blog comment:PKMNthehedgehog/Generations, Your stage ideas?/@comment-4238350-20110922162252

Hmm... Classic Era Metropolis Zone (Sonic 2) Lava Reef (Sonic 3)???

Dreamcast Era Emerald Coast (Adventure) Ocean Palace (Heroes)

Modern Era Wave Ocean ('06) Sand Oasis (Sonic & The Secret Rings) Shamar (Unleashed) Tropical Resort (Colors)