Serious Sam 4 Achievements Here is the full list of all 54 Serious Sam 4 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 54 Online/Offline 54 Single Player 54 Cooperative 17 Main Storyline 1 Collectable 8 Cumulative + Link flagsOR joinAND join What are achievement flags? Click to find outApply RegressionGet knocked on the head and remember how you got here. Ecclesiastical ExtractionSave the rookie. Find Father Mikhail. See the sights. Roman HolidayGet together with your friends and kill something big. Volcano AntagonizerDie HAARP With A Vengeance. Hot Hot HotRun away from an angry volcano you foolishly antagonized. All Roads Lead To RomeHead into Rome. Ditch Rodriguez. Are You Not Entertained?Party like it's 199. La Nonna é MobileMeet a powerful granny. Holy DriverRide the Popemobile to victory. Harvest NoonDon't fear the reaper. Be the reaper. See Carcassonne And DieCross the French countryside and get very cross. The Informant?What if you could talk to the monsters? Class ReunionNavigate the citadel of Carcassonne. Start reassembling your team. The Last HumanGet justice. Get the Holy Grail. Get screwed over. Oil's Well That Ends WellEscape the Oil Rig. From Earth With LoveSend Mental a message he won't forget. Serious SamBeat the game on any difficulty. Get SeriousUnlock 10 S.A.M.s in a single playthrough. Oh, Shut UpDestroy 10 propaganda drones. BullseyeOne-shot kill 3 Werebulls with a shotgun. Tear 'n' RipMelee a big enemy. Max PainKill 5 enemies during a single Time Warp slowdown. Atomic WedgieUse the mininuke to eliminate 100 enemies at once. Heads Up!Kill 100 enemies with a headshot. Pow Pow!Kill an Aludran Reptiloid using nothing but a pistol. MegabarfKill a Belcher using Belcher collateral barf damage. Spinal TapKill 11 different enemies using melee attacks. All KleerKill 50 healthy Kleers with a direct double shotgun hit. Enemy of My EnemyMake 20 enemies kill each other using Psychotropic Grenades. Say Hello To My Mini FriendSpend 1000 minigun rounds while firing continuously. Harvest FestivalHarvest 100 enemies with a combine harvester. No SurrenderKill 5 enemies in a row while your health is below 10 HP. Spread the JoyKill 3 enemies with a double shotgun blast. This Seems SafeUnlock a S.A.M. Veni Vidi WitchyKill a Witchbride using C4. Quadruple the GunKill 20 enemies while dual wielding double shotguns. DismemberfestDismember 50 enemies with cannonballs. The Spirit of RomaFight alongside Massimo Murena. Cultist StimulatorRecover a key stolen by a cultist. For the CauseFind out what happened to Alessandro. That Belongs In A MuseumRecover the alien artifact located by Dr. Stein. That Burning SensationCollect scorched aliens for Professor Kiesel. Hard Science FictionGet a weaponized black hole, using science. Signature MoveSign Secchi's rifle. You Have Been WormedAssist Dr. Vermetti in his war on worms. Where's That GirlMake sure Gabriella is OK. Mushroom SurpriseFind out what happened to the English airman. Southern GentlemanAssist a couple of young ladies out hunting. Fulbert le FouDiscover Fulbert's great invention. Serious ArtProtect humanity's treasures from invaders with no taste. The French AchievementAchievement is your middle name. Classic Hero StuffSave a princess. Doesn't get more classic than that. Quality TimeGo on a date with Hellfire. Brass LanternFinish a text adventure. On an oil rig. During an alien invasion.