ok, ill start. my favorite PA is the DarkMessiahNeo from MMBN4 Red Sun and Blue Moon. You need the darkline, bugchain, and bass chips for it. im not gonna tell ya what it does tho, thats for u to find out.
-Searchman DS
Oh yeah, the pa can be from any megaman game. have fun!
The Sun might give out light, but the Moon knows how to soak it up