Dragons are highly-intelligent reptilian creatures that—from a human perspective, at least—appear to live forever. Many different varieties of dragon exist, each with their own unique qualities, habitats, and behavior. Adolescence in dragons is usually marked by the growth of a hatchling’s wings, although not all breeds of dragons grow wings and some breeds have other traits that indicate the beginning of maturation. In Galsreim, dragons and humans coexist peacefully.

Crossfit exercises whenever he has nothing else to do and often when he has a bunch of things to do and feels like procrastinating. Over the years, he's traded shiny items with the humans for many funny-looking poles and heavy devices and other strange equipment, and he likes to wake up early to stretch and do "special motions" to get in shape. The elder tinsels say he's in very good shape already, but that's not going to stop him from continuing. To everyone observing, what Crossfit does looks like high-intensity exercise that goes way beyond what a healthy dragon should be doing. They may be right, but only time will tell if he can keep up with his routine.