The X-Files/Recap/S02/E04 Sleepless

When Mulder's mysterious source gives him a tip on a case, Mulder is nonplussed to discover that it is already being investigated by another Agent, one Alex Krycek. The case involves a noted sleep scientist who shows every sign of having burned to death - except without any fire. Mulder and his new partner must work together to uncover a government atrocity 24 years in the making - but is Krycek all that he appears?

Tropes:

 * Anti-Villain: Preacher
 * Do With Him As You Will
 * Mysterious Informant: We meet X in the flesh for the first time this epsiode
 * The Reveal:
 * Scary Black Man: Tony Todd, no less.
 * Shoot Him! He Has a Wallet!: Done intentionally by the victim with a bible.
 * The Vietnam War
 * Your Mind Makes It Real