From Sonic Retro

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<forumuser name="vladikcomper" /> vladikcomper is a Russian scener and a Tech Member on the Sonic Retro forums. Also he is the administrator of Sonic SCANF portal/wiki.

He made the two hacks -
Sonic Retro
Sonic High Force
Sonic Retro
Sonic Quick Winter Adventures
, as well as the utility
Sonic Retro
S1 Hacking Studio
. He is also notable for being the second youngest Tech Member in the scene, right after Sonic 65.