Main storyline finished (often with the "Best Ending") and all side missions completed.
All 470+ collectibles , including 117 Memento Notes, 63 Tape Recordings, and 70 Graffiti Murals. dying light 2 save game 100
100% of Metro Stations, Windmills, Bandit Camps, and GRE Anomalies cleared. Main storyline finished (often with the "Best Ending")