Tyriok Gadsworth

is an apprentice cartographer, whom Vox Machina met in. As an NPC, he is played by Matthew Mercer.

Trivia

 * Tyriok is the third character featured in Critical Role missing a hand, preceded by Anna Ripley and Cerkonos, and followed by Shale.  (Victor is missing his fingers on his right hand, but he still has the actual hand.)