Sonic the Hedgehog: South Island Expedition (formerly known as Sonic 1 Definitive)

Sonic 1 Definitive is a hack named by RadiantNexus Team, which seeks to reimagine Sonic 1 by rearranging levels. remixing music, adding features from future games, and readding scrapped ideas in new and interesting ways. -Inferno. However, it is a demo from a hack. Download link: https://shc.zone/entries/contest2021/552 Thumbnail credit: https://shc.zone/entries/contest2021/552

Sonic the Hedgehog 1: South Island Expedition (formerly known as Sonic 1 Definitive) is a ROM hack based on Sonic 1 that feels like Sonic 3 & Knuckles meets Sonic 1 in its own way (in my opinion). I considered this ROM hack most impressive, in my opinion. Even if it works on the original hardware. Download: https://info.sonicretro.org/Sonic_the_Hedgehog:_South_Island_Expedition