tip: arthur merlin words>1000 sort:hits
The situation is actually one I've come across before. Ozymandias in Watchman does it (horrifyingly), it happens in KOTOR's backstory (Revan supposedly went dark to 'get the Republic ready for what's coming, according to TOR), and even The Dark Knight. I just drew on that and wrote my version of Doctor Doom. Not that he's exactly *rational*....