How to unlock Knuckles in Sonic Speed Simulator (October 2022)
https://www.gfinityesports.com/roblox/knuckles-sonic-speed-simulator/
WebMay 7, 2022 · Step one - Unlocking Lost Valley. You'll find the Sonic Speed Simulator Knuckles unlock card in Emerald Hill - the game's third zone. To get there, you need to complete the Lost Valley obby in Green Hill Zone, travel through that zone to the Emerald Hill obby, and then climb high in Emerald Hill Zone itself.
DA: 16 PA: 36 MOZ Rank: 58