Decay is a medium sized Call of Duty 4 map set in the outskirts of Chernobyl. The 3-lane map structure allows for a classic gameplay feel. Authors name: rednose Map Title: mp_decay Map Version: Final Associated Game: Call of Duty 4 Construction Time: 600hrs Supported Gametypes: TDM/DM/SAB/SD/HQ/DOM/CTF/Oldschool Map Size: Medium.