| 1. | Doom - PS1 - Level 35 - The Waste Tunnels | 1 | | Doom
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| 2. | Doom - PS1 - Level 24 - Hell Beneath | 1 | | Doom
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| 3. | Doom - PS1 - Level 06 - Central Processing | 1 | | Doom
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| 4. | Doom - PS1 - Level 05 - Phobos Lab | 1 | | Doom
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| 5. | Doom - PS1 - Level 42 - The Factory | 1 | | Doom
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| 6. | Doom - PS1 - Level 49 - The Catacombs | 1 | | Doom
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| 7. | Doom - PS1 - Level 45 - Tenements | 1 | | Doom
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| 8. | Doom - PS1 - Level 40 - Refueling Base | 1 | | Doom
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| 9. | Doom - PS1 - Level 39 - The Pit | 1 | | Doom
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| 10. | Doom - PS1 - Level 47 - The Citadel | 1 | | Doom
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| 11. | Doom - PS1 - Level 46 - The Courtyard | 2 | | Doom
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| 12. | Doom - PS1 - Level 08 - Phobos Anomaly | 2 | | Doom
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| 13. | Doom - PS1 - Level 14 - Halls Of The Damned | 2 | | Doom
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| 14. | Doom - PS1 - Level 19 - House of Pain | 2 | | Doom
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| 15. | Doom - PS1 - Level 27 - Unruly Evil | 2 | | Doom
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| 16. | Doom - PS1 - Level 44 - Suburbs | 2 | | Doom
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| 17. | Doom - PS1 - Level 28 - Unto The Cruel | 2 | | Doom
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| 18. | Doom - PS1 - Level 12 - Deimos Lab | 2 | | Doom
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| 19. | Doom - PS1 - Level 25 - Perfect Hatred | 2 | | Doom
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| 20. | Doom - PS1 - Level 38 - Tricks and Traps | 2 | | Doom
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| 21. | Doom - PS1 - Level 43 - The Inmost Dens | 2 | | Doom
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| 22. | Doom - PS1 - Level 04 - Command Control | 3 | | Doom
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| 23. | Doom - PS1 - Level 36 - The Crusher | 3 | | Doom
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| 24. | Doom - PS1 - Level 34 - The Focus | 3 | | Doom
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| 25. | Doom - PS1 - Level 10 - Containment Area | 3 | | Doom
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| 26. | Doom - PS1 - Level 48 - Nirvana | 3 | | Doom
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| 27. | Doom - PS1 - Level 50 - Barrels of Fun | 3 | | Doom
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| 28. | Doom - PS1 - Level 41 - O of Destruction! | 3 | | Doom
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| 29. | Doom - PS1 - Level 21 - Mt. Erebus | 3 | | Doom
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| 30. | Doom - PS1 - Level 02 - Plant | 3 | | Doom
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| 31. | Doom - PS1 - Level 03 - Toxin Refinery | 4 | | Doom
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| 32. | Doom - PS1 - Level 18 - Pandemonium | 4 | | Doom
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| 33. | Doom - PS1 - Level 22 - Limbo | 4 | | Doom
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| 34. | Doom - PS1 - Level 11 - Refinery | 4 | | Doom
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| 35. | Doom - PS1 - Level 52 - The Abandoned Mines | 4 | | Doom
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| 36. | Doom - PS1 - Level 15 - Spawning Vats | 4 | | Doom
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| 37. | Doom - PS1 - Level 16 - Hell Gate | 4 | | Doom
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| 38. | Doom - PS1 - Level 13 - Command Center | 5 | | Doom
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| 39. | Doom - PS1 - Level 32 - Underhalls | 5 | | Doom
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| 40. | Doom - PS1 - Level 17 - Hell Keep | 5 | | Doom
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| 41. | Doom - PS1 - Level 09 - Deimos Anomaly | 5 | | Doom
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| 42. | Doom - PS1 - Level 51 - Bloodfalls | 5 | | Doom
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| 43. | Doom - PS1 - Level 07 - Computer Station | 5 | | Doom
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| 44. | Doom - PS1 - Level 29 - Twilight Descends | 5 | | Doom
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| 45. | Doom - PS1 - Level 26 - Sever The Wicked | 5 | | Doom
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| 46. | Doom - PS1 - Level 37 - Dead Simple | 7 | | Doom
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| 47. | Doom - PS1 - Level 23 - Tower of Babel | 7 | | Doom
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| 48. | Doom - PS1 - Credits and Demo Vids | 8 | | Doom
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| 49. | Doom - PS1 - Level 01 - Hangar | 10 | | Doom
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| 50. | Doom - PS1 - Level 54 - Redemption Denied (Final Level inc Cast of Characters) | 13 | | Doom
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