2-1, Sonic Wiki Zone

Portal 2-1 or simply 2-1, is a Cyber Space stage in Sonic Frontiers. It is the first Cyber Space stage in Ares Island and the eighth one overall. 2-1 is a location in Cyber Space based on the specific depiction of the Green Hill Zone from the console/PC version of Sonic Generations. This stage also incorporates elements from the Green Hill Zone previously seen in 1-4. Being a part of Cyber Space, this stage is a rather fragmented, incomplete version of Green Hill Zone set at sunset. In Ares Isla

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Sonic the Hedgehog 2, Sonic Wiki Zone

2-1, Sonic Wiki Zone

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Proto:Sonic the Hedgehog 2 (Genesis)/Nick Arcade Prototype/Zones