The fire elemental was done by following this tutorial: http://hot-lead.org/advance/fire_prac.htm
Mine didn't come out near as well but it came out much better than if I had a go at it on my own.
11-426 Fire Elemental
This fella was familiar though I thought it was from some piece of art that had resonated in my subconscious. After a quick search I saw he is modeled after a character in a famous movie.