This is an extended edition of the Black Mesa Source mod. It features the maps packs of: The Hazard Course, By Crypt, dky.tehkingd.u, JeffMOD, Lars Runo, Michael Tannock. The Vent Mod for “We've Got Hostiles!” and Loop Mod map for On a Rail, By Erik “RK” Loyd. On a Rail and Surface Tension uncut, By Chon “TextFAMGUY1” Kemp. Improved Xen, By Vladislav “Zloikot” Lisovichenko. And also included as a small bonus.. The remake of the Uplink Half Life demo, By Michael 'Hezus' Jansen. All integrated into the BMS Mod in an attempt to create an extended and more complete version of the Black Mesa Source mod.

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