sonic exe by huyuSTH on DeviantArt

Can somebody explain what Sonic.exe is? My 4 year old is obsessed with this (and regular Sonic), internet says it's a game, but it's also a series? : r/SonicTheHedgehog

Sonic.EXE, Villains Fanon Wiki

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How to Draw Sonic.EXE - Really Easy Drawing Tutorial

Who wrote “SONIC.EXE” by ​​​luvmeansdeath?

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