Also known as: hl:d, hld, decay, halflifedecay, halflifedecayfanart
Expansion pack for the game Half-Life 1, where you play as Colette Green and Gina Cross on the day of the resonance cascade. Unique to this expansion pack is co-op play- Requiring either a second player or for one player to use both controllers.
See also
External links
- Combine Overwiki: Half-Life: Decay