Wesker is a tall Caucasian male of muscular stature  short blonde hair  almost always seen using a pair of sunglasses over his orange eyes Wesker needed to inject himself regularly with this serum to keep the Prototype virus under control otherwise he would have his superhuman abilities stunted The serum needs also be administered in  precise doses so that it would not damage Wesker's body from the inside carrying around an injector to inject himself with serum Affected by the Prototype Strain