Deadliest Warrior is a television program that pits two ancient or modern warriors against each other in a simulated battle using information gathered from various tests performed on the warriors weapons and techniques. Data is collected about the weapons, then is uploaded into a simulation program. The results of the program determine the "deadliest warrior" of the two in the episode, then the fight is dramatized by actors, showing who won the episodes battle.
The show is hosted by Geoff Desmoulin (biomedical scientist, high speed camera operator, and karate black belt), Dr. Armand Dorian (trauma expert and medical consultant), and Max Geiger (simulations programmer). The narrator is Drew Skye.