The X-Files: Season 10 — IDW Publishing
Issue: #13
“Black oil” has returned and along with it, the long-dead double agent Alex Krycek. In order to solve the mystery of Krycek’s return, Mulder and Scully seek help from the Lone Gunmen, who seem to have trouble of their own.
Creators: Jordie Bellaire, Francesco Francavilla, Robbie Robbins, Matthew Dow Smith, Chris Carter, Mark McHaley, Denton J. Tipton, Joe Harris
Characters: Langley, Scully, Byers, Mulder, Frohike, Alex Krycek
Story arcs: Pilgrims