User blog comment:Ultimatephinferbfan/Alt. Doofenshmirtz Might not be the main villian./@comment-3473686-20110406222945/@comment-2203861-20110407133009

I skimed that Fan-fic. NAGC101, It's not about Phineas going bad, It's about The Alt. Phineas being the Main villian (Just my guess)!