Map Title Author Players
DM-Orgus_Facility Orgus Military Facility Brian'Bah_Mee'Johnson 4-8
DM-OrientalWilderness Oriental Wilderness Ruben (Silver Ibex) Hunt Unknown
DM-Orion InSpaceLevel2 SpaceTransporter Jens"UnrealUndertaker"Schneider 8-14
DM-OrionStar Orion's Star Greg ' Falcon Zero ' McKeown 8-16
DM-Orison Orison David 'NVerxion' Brancato 2 - 8
DM-Oron Oron SkySearch Facility Jared "FrEaKy" Lacey 2
Dm-Oros DM-Oros Sarevok 2-4
DM-Ort0900 DM-Ort C "Das Piratenschiff" P 2 - 4
DM-Orthanc Orthanc Tower Alex West & CJ Kent 2 to 16
DM-Orthanc DM-Torch Alex West 2 to 16
dm-osiria Osiria Heaven Alex [Lok] Dessureault 2-12
DM-Osiris DM-Osiris Unknown Unknown
DM-Osiris Temple Of Osiris Rob "Doublez-Down" Collins 3-6
DM-Osiris Osiris Gareth 'Ulukai' Spring 2 - 4
DM-Ost-Arena Ost-Arena \/\/aLm 1 on 1
DM-Ostburg Die Ostburg Walm 2 - 10
DM-Ostburg][ Die Ostburg II Walm 6 - 12
DM-Osthammer Der Osthammer Markus 'Walm' Wallmüller 2 - 4
DM-Ostheim Ostheim Walm 4 - 6
DM-Ostwerk O S T W E R K Walm 2 - 4
DM-Ostwerk O S T W E R K Walm 2 - 4
DM-Ostwerk][ Ostwerk II Walm 4 - 8
DM-OStyle OStyle IVANGRAPHICS Unknown
DM-OTDarkCastle OTDarkCastle [DEU] Tetsuji Usude 2-4
DM-Otero Otero's Fuckin' House <<<.F.G.P.>>> 4-16
Dm-Ottagono Dm-Ottagono Steve"The^^aster[HPB]"waters 4-8 12 Maximum
DM-Ougoula Ougoula ti bobofi koutou Romain 'G.e.c.K.o.o' Verdier 4-8
DM-Ounreal Cosmétique L'Ounréal Virgile 'Vile' Bornemann 4 à 16
DM-OurHouse-B3 DM-OurHouse [FSW] Dilligas 2-16
DM-OurHouse-B4 DM-OurHouse [FSW] Dilligas 2-16
DM-OurHouse-V1 DM-OurHouse [FSW] Dilligas 2-16
DM-OurHouse-V2 DM-OurHouse-V2 [FSW] Dilligas 2-16
DM-Out2011 Out AmpoYrex 2-8
DM-OutbackSniper Welcome to the outback, i hope you brought your sniper RJGexplode 10+
DM-OutCome]V[ DM-OutCome]V[ Dr.Pikko 6-12
DM-Outdated Outdated ikesTRon - 4-12
DM-OutDoor Death OutDoor Death Danny Petro 8
DM-OutdoorMayhem DM-Outdoor Mayhem /\/\ShAdO/\/\sNiPeR 4-6
DM-Outland Outland Gareth 'Ulukai' Spring 2 - 4
DM-OUTLAWS OUTLAWS Mark "SoulStripper" George 2-6
DM-OUTLAWS-WUTC OUTLAWS Mark "SoulStripper" George 2-6
DM-Outlook DM-Outlook Hobbes 2
DM-OutOfTime Out Of Time Rich Davis 4 to 10
DM-Outpost PlanetAeneisOutpost Kvak 2-8
DM-Outpost13 Outpost 13 Musashi (SoLiD HawK) TAZaki 8-18
DM-Outpost13 The 13th Outpost on Io Vincent 'Stainless' Clarke 4-8
DM-Outpost23-UT4 Outpost23 N1v3R 4-8
DM-Outpost34 Outpost34 FoolsParadise 2-12
DM-Outpost6 Omega6 Outpost Heiko Dreyer 2-4
DM-Outpost9 DM-Outpost 9 Steve "Luv-Studd" Keene 7-9
Dm-OutpostEridani Outpost Eridani Randy Shrader aka RedEye(Co30) 6-12
DM-Outside4ce Outside4ce 4ceman & Raven 16
DM-OutsideFun OutsideFun Peter "Raven" Blunden Unknown
DM-OutsideWithDawn-B2 OutsideWithDawn Dawn Knight. BotPathing by Mutagen! 10
DM-OutWorld OutWorld lucifix 6-10
DM-OutWorldII The OutWorld II lucifix 7-14
DM-Overflow Overflow Doctor Frag 2-8
DM-OvErKiLL][ DM-OvErKiLL][ Unknown Unknown
DM-Overpass Overpass Terry "Key-Vynn" Bodnar 6 to 16
DM-Overpass-T Overpass Terry "Key-Vynn" Bodnar 6 to 16
DM-Overseer Overseer Proving Ground Muad'dib 2 - 4
DM-Overtaken The Overtaken Fortress Bob "Nimbostratus" Harrison 3-10
DM-OverTheWall Over The Wall Elroy Jumpertz 2 - 10
DM-OwnRisk Your Own Risk Kopruch 5-10
DM-Ozealoth Ozealoth Alex [Lok] Dessureault 2-4
DM-Ozymandias Ozymandias Chris "Azathoth" Pryor 4 - 8
DM-{OCA}Agugu-Champion Agugu Arena Doug 'Atma' Weller 2 - 4
DM_Oneiros_Amphitheater DM Oneiros Amphitheater Nikola-DOG- (Original build by Clive Barkers Undying team) Unknown
DmOblinox Oblinox IPedii 5 to 10
DmOldCastle A Old Castle SoulReaver(marvin) Unknown
DmOptimal Dm OptimaL ><Sm><SilenTShadoW Unknown