10 Most Difficult Games That Players Couldn't Finish As per a new study by Wagering Advisors here are the top 10 games that saw the most player retirements. 10. BioShock 2 — Players retired: 2,131 | Retirement rate: 6.5 per cent 9. Path of Exile — Players retired: 2,253 | Retirement rate: 26.6 per cent 8. Sid Meier’s Civilization V — Players retired: 2,435 | Retirement rate: 19.3 per cent 7. Company of Heroes — Players retired: 2,454 | Retirement rate: 18 per cent 6. Borderlands 2 — Players retired: 2,513 | Retirement rate: 8.7 per cent 5. BioShock — Players retired: 2,655 | Retirement rate: 6.3 per cent 4. Terraria — Players retired: 2,735 | Retirement rate: 15.9 per cent 3. The Elder Scrolls V: Skyrim — Players retired: 2,837 | Retirement rate: 10.1 per cent 2. Payday 2 — Players retired: 3,087 | Retirement rate: 25.9 per cent 1. Left 4 Dead 2 — Players retired: 3,127 | Retirement rate: 15.7 per cent