pyrotechnician 

A selective arsonist with good intentions.

She lit the candle wick, but not the house, on fire, because she was a pyrotechnician.

pyrotechnician by jazz_dalek September 30, 2011

Anarchist's pyrotechnician 

A person and or set of persons that make fireworks or mortar like bombs to intentionally hurt others who don't believe in the thought of anarchy

Girl: What do you do for a living?
Me:I'm a anarchist's pyrotechnician
Girl: what does that mean
Me: I make fireworks that kill people
Girl: get the fuck away From me

Anarchist's pyrotechnician by Ryan Erickson 55 August 26, 2020

pyrotechnical cheez potato 

A person that, rather being a couch potato, is a modem potato, spending long periods of time surfing the web, obsessing over exceedingly silly (aka "cheesy") information, to a such a degree that they spontaneously self-combust, but survive in a new form.

John used to hang out and go to parties, but after he became a pyrotechnical cheez potato, we didn't see much of him outside his computer room.

pyrotechnical cheez potato by Joseph Majsterski July 15, 2003