Merlin is the right hand man and High Priest of Dreck, appearing in Shrek The Third, Shrek 5: The Last Tale, Shrek 6: The Millenium Fighters, Shrek 7: It's About Shrek, and Shrek 10: The Dreck Conformance Part 1. The founder of the anti-Shrek group The First Church of Dreck, Merlin is an adept at sorcery and more specifically, illusions, which is revealed in The Last Tale, where it turns out Shrek's last two outings in Shrek The Third and Shrek Forever after were all just illusions made by Merlin to stall for time for Drecks arrival onto the material plane.