Doofenshmirtz x Agumon
Doofenshmirtz x Prof. Sebastian ftw!
I agree, the doc does look like a crack addict!
Doofenshmirtz x Ketchup x Pikachu x Gary Oak. 'Nuff said.
Dr. Doofenshmirtz x Weavile (No idea how I came up with that. It just randomly popped up in my head)
Doofenshmirtz X Giovanni X Cyrus
Evil Kings Unite :D
Doofenshrimtz X Prof. Oak X Prof. Elm X Prof. BirchX Prof. Rowan X Prof. Juniper.