Very similar to regular bukkake. However, the men who are jerking off have butane lighters taped parallel to their dicks. Right as they're about to cum, they switch on the lighter and douse the receiving party in hot, fiery cum.
Very popular with cults and Yugoslavians.
Doctor: you've got a third degree burn on your fourhead, how'd it happen?
Slut: DRAGON'S BREATH BUKKAKE