Mine is: Really bad.
I suck at 8-bit MM, but I'm miraculously alright at MM9.
Who in their right mind considers MM9 the hardest of the 8-bit MegaMan's?
You want hard and cheap? Play MM&B
I breezed through MM&B like dat waz butta.
MM2 was definitely easier, though.
I maintain that MM&B is not hard.