March 17, 2020 ClarisBook Review: “Critical Role: Vox Machina Origins Vol. 1” by Matthew Mercer, Matthew Colville, Olivia Samson and Chris Northrop Book Reviews Warning: This review contains spoilers for “Critical Role: Vox Machina Origins Vol. 1” by Matthew Mercer, Matthew Colville, Olivia Samson and Chris Northrop. If you