Richard "Mack" Machowicz was a former Navy SEAL and a member of the Deadliest Warrior team and is a character in Deadliest Warrior: Legends.

After Deadliest Warrior, he hosted the Ultimate Soldier Challenge- a game show where teams of soldiers, from all over the world, of all branches, compete against each other in a series of elimination rounds.

On January 2, 2017, Machowicz died of brain cancer, aged 51.

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