[He's quite engaged in the conversation now, despite obviously suffering from the poison. He manages to maintain a grin even through wiping sweat off his brow, and fetching a stool to sit on.]

Yes! Well, I am a scientist with a diploma in evil. Usually that implies crazy laser-powered contraptions and marching robot armies and booby traps, yes? That is what I do! And my biggest enemy is now this town, and it will get the very worst that I can bring.