The game is Sonic Sms Remake.Fantastic remake the sonic Master Sytem/Game Gear. : r/SonicTheHedgehog

Sonic The Hedgehog 2019 Remake - Sega Master System (1080p HD)

They seriously need to remake the Game Gear games im 16-bit format : r/ SonicTheHedgehog

A full, fan made 16-bit reimagining of Sonic Triple Trouble just released today, and it's pretty great

Sega Announces new Sonic The Hedgehog game Ahead of E3

game gear « SEGADriven

Sonic The Hedgehog 2 Remaster & Remake

Best Sonic Games Of All Time

Sonic 1 Remake (Master System) - Download #13

game gear « SEGADriven

Sonic SMS Remake 2 (Master System) by Creative Araya - Game Jolt

What version of Sonic the Hedgehog (1991) do you think is the best? The Genesis/Mega Drive version, the Master System/Sega Mark III version, the Game Gear version, or the Tiger Electronics version? : r/SonicTheHedgehog

Why does SEGA keep forgetting that the Master System ever existed? : r/ SonicTheHedgehog