Dr Trayaurus

Dr Trayaurus is Dan's trusty lab partner. He is found in Dan's mod showcases and custom mod adventures. He is often blamed for messing things up but in the end he and Dan always make up. Trayaurus can be found in most mod showcase videos and even has a couple of videos just about him.

Chronology
Trayaurus first appeared as a silent villager that randomly changed outfits because in the Minecraft version where he was created. Villagers had no sounds yet when he first appeared, so he was silent. Dr. Trayaurus died in the first video he appeared in. In later videos, he became immortal.

Trivia

 * He has a fear of silverfish.
 * He often goes weeks without showering. He uses make-up to cover the stink.
 * He has been revealed to have blonde/yellow hair.
 * "Trayaurus" is commonly misspelled as "Trayourus" or "Traysaurus."
 * He is a social justice warrior on Tumblr.
 * He wears pink underwear, as revealed in 5 Secrets About Dr. Trayaurus.