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Outbreak in Long Passage Complex




The Revival


Alien invasion




Long Passage Headquarters, Stuckholmes City, Oregon, United States of America


Office Disaster
The Shaft
Outer Passage
Inner Passage
Laboratory Hazard
Clear Up
Mysterious Target


  • I.F. operatives seized the main target of Roki
  • The original case ends before the coming of the successor



  • Secure anywhere around the long passages of an army complex
  • Investigate the main target caused by the invasion
  • Eliminate the aggressive alien invaders and their mastermind Roki


Be a hero and defeat the monster aliens from outer space to save humanity.
~ Briefing of the first campaign

The Long Passage Incident or Outbreak in Long Passage Complex is a dangerous engagement that enormously involves in 2025, a spectacular year took place in the original installment of Space Monsters series of third person top-down shooter game, where the teleportation devices from outer space fell on earth's surface before the dimensional legion of alien invaders are approaching fast to let the threat goes on, particularly inside the unknown headquarters with military complex. It would be also the first campaign chronologically. 


As you can see, their first main ringleader Roki conquers over his minions to take anywhere behind the investigation of General Baxter and his fellow important heroes for stopping this threat between them and their hostiles, which represent dangerous creatures.


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Behind the scenes

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Space Monsters
Characters Billmore HawkinsJosh CeltonSam RamsenDeck HomwellBrake AndrensRina StockGeneral BaxterRokiSyrax
Weapons Armed KnifePistolShotgunMachine GunGrenade LauncherRocket LauncherSniper RifleFlamethrowerEnergy CannonMounted Cannon
Equipment Laser SightFlashlightRadarRescue BriefcaseDynamiteLife KitArmor
Items Medical KitAmmunitionAccess CardImplantCurrency
Game modes CampaignSurvival
Campaigns Long Passage IncidentThe Revival
Missions InfiltrationOffice DisasterBlockadeThe ShaftOuter PassageFacilityInner PassageFactoryInstallationLaboratory HazardClear UpMysterious TargetCombat AgainInterior in DangerUnderground ComplexMad LabOutdoorHit the RoadDark SightEnd of Disaster
Themes OutdoorOfficeLaboratoryIndoorSewageUndergroundHalfwayCavern
Creatures Space monstersMaggotSlugVipedeSpitting VipedeInvaderling (Octopus/Crab/Squid) • SpiderSpitting SpiderHumanoid AlienGruntLaser GruntGunnerBruteEnforcerLaser EnforcerBlaster EnforcerDestroyerWar MachineLaser MachineBlaster MachineCannon MachineQuadropodLaser QuadropodBlaster QuadropodCannon QuadropodAcid MaggotInsectoidSpitting InsectoidStingraySpitting StingrayLeechSpitting LeechQuadropod SpiderOlder Invaderling (Older Octopus/Older Crab/Older Squid/Tentapus/Squidropus) • PterodactoidSpitting PterodactoidOlder SpiderOlder Spitting SpiderSlimy SpawnBerserkerOgreOgreLaser OgreBlaster OgreCannon OgreBrawlerGladiatorAbomination
In-game Terms Message LogCreature LogHealthArmorExperience BarEquipment BarItem StationCheats
Obstacles BarrelLand Mine
Locations Stuckholmes CityLong Passage HeadquartersScience ComplexPlainsDark Cave
Others ScriptManualInvestigative ForceCrateDoorTeleportation DeviceChainsaw
Note The italicized ones feature in expansion update.