Quake II Achievements Here is the full list of all 13 Quake II achievements. It takes around 15-20 hours to unlock all of the achievements on Windows.Filter Achievement View View Image viewList view Sort by TrueSteamAchievement desc TrueSteamAchievement asc Achievement name desc Achievement name asc TSA Ratio desc TSA Ratio asc Gamers desc Gamers asc Steam order Date won desc Date won asc Flag Filter All None 13 Offline Mode 13 Single Player 13 Main Storyline Link flagsOR joinAND join Achievements without these flags What are achievement flags? Click to find outApply Establish CommunicationsQuake II: Establish a communication link to the command ship LockedDestroy Strogg Logistical TrainQuake II: Destroy the Strogg logistical train and restore power to key warehouse components LockedDestroy Security GridQuake II: Enter the security pyramid and destroy the security grid protecting the industrial region LockedNavigate the MinesQuake II: Navigate the mines to find a service entrance to the factory LockedShut Down Processing PlantQuake II: Shut down all machines in the Strogg processing plant LockedDestroy Strogg Main ReactorQuake II: Infiltrate and destroy Strogg main reactor LockedDestroy the Big GunQuake II: Find and destroy the Strogg's planetary defense system, the Big Gun LockedDestroy Black Hole GeneratorQuake II: Close main hangar bay door and destroy the Black Hole Generator LockedAssassinate the MakronQuake II: Neutralize Strogg leader's communication system LockedDisc CollectorCall of the Machine: Collect all six Data Discs, and defeat the Strogg Creator LockedDestroy the Moon BaseThe Reckoning: Infiltrate the Strogg Moon Base, and destroy the fleet LockedAnti-GravityGround Zero: Find and eliminate the Strogg's great weapon, the Gravity Well LockedShut Down the CoreQuake II 64: Enter an alternate timeline, and destroy the Guardians Locked