A Sonic the Hegehog game that is developed by sonic team. Purists only play these.

A word having to do with the game series, Sonic the Hedgehog, more importantly, the storyline of the games itself. This does not include comics or cartoon spinoffs.

When paired with "purist", the definition is of a person who only thinks that Segasonic is the best and far superior continuity.

A Sonic the Hedgehog continuity that's less creative than a Godzilla movie.
Also see Sonic X