The classic pack is one of the exclusive Boss Packs that plays on the classic maps, 4way and Asylum Redux, in Slender Fortress. It consists of the oldest bosses and has its original AI. These bosses are the original 20 bosses with an exception of Suitor, Slender Man and Slendyclaws, and others like partners for the bosses that do not appear on the maps.
Bosses (18 Bosses) (18 Total Bosses)[]
- Classic Ben Drowned
- Classic Book Simon
- Classic Ghost
- Classic Hentai Woody
- Classic Horseless Headless Horsemann (HHH)
- Classic Luigi Doll
- Classic MeeM
- Classic Mobile Task Force (MTF)
- Classic Paranoia
- Classic Sawrunner
- Classic SCP-173 (The Sculpture)
- Classic Servant Grunt
- Classic Skeleton King
- Classic Slender Man (4Way, Asylum, Classic 8 Pages & Classic No Exit)
- Classic Slowerno
- Classic The Rake (Classic Frost Run)
- Classic The Sisters
- Classic Weeping Angel