Briggs is a Human in Xenoblade Chronicles X. He can be found in the Molten Hollow in Primordia during The Celeste Three, where he is fought in a Skell at level 27. Briggs, along with Fosdyke and Moorehouse, were part of a division of BLADE guarding a stash of rare white gold. The three of them were eventually overcome by greed and killed the rest of their division, keeping the white gold for themselves.
Briggs is a Mission Exclusive Secondary Boss while piloting his Human-Made Skell and is fought at level 27 in the Molten Hollow in Primordia during The Celeste Three. If he is not executed after this battle, he accompanies Moorehouse and Fosdyke during the second battle.
"A Skell used by one of the Celeste Three. It has been customized with enhanced attack specs in order to dispatch trapped foes with ruthless efficiency."