You can finally rescue Half-Life's guards and scientists thanks to this mod inspired by Lemmings

Half-Life: Lemmings lets you save the trapped employees of the Black Mesa: Facility.
VPEsports

Half-Life Mod: You Can Rescue Every Scientist Now in This Source Campaign

A new Half-Life Source mod lets you rescue all 45 NPCs. Guide these lemmings through 1998 chaos. Glitches? Minor. The tension? Immense. Replay it now!