Particulars Achievements Here is the full list of all 63 Particulars achievements.Filter Achievement View View Image viewList view Sort by Won first then 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 What are achievement flags? Click to find outApply AllWonNot wonHydrogenBe part of a Hydrogen atom 22 May 2015 - Add a guideElectronSee an Electron (or its antiparticle) 22 May 2015 - Add a guideDineutronBe part of a Dineutron 22 May 2015 - Add a guideKnowledgeableCollect 100 Data 22 May 2015 - Add a guideBam!Witness 100 Annihilations 22 May 2015 - Add a guideNeutronBe a part of a Neutron, or its antiparticle 13 May 2015 - Add a guideAnti-UpSee an Anti-Up Quark 13 May 2015 - Add a guideUpSee an Up Quark 13 May 2015 - Add a guideBoom!Witness 10 Annihilations 13 May 2015 - Add a guideLearnedCollect 10 Data 13 May 2015 - Add a guideAnti-DownSee an Anti-Down Quark 13 May 2015 - Add a guideDownYou are a Down Quark 13 May 2015 - Add a guideKapow!Witness 1000 Annihilations Locked - Add a guideEnlightenedCollect 1000 Data Locked - Add a guidePersistentDie 10 times Locked - Add a guideStubbornDie 100 times Locked - Add a guideDeuteriumBe part of a Deuterium atom Locked - Add a guideTritiumBe part of a Tritium atom Locked - Add a guideHelium-2Be part of a Helium-2 atom Locked - Add a guideHelium-3Be part of a Helium-3 atom Locked - Add a guideHeliumBe part of a Helium atom Locked - Add a guideProtonBe a part of a Proton, or its antiparticle Locked - Add a guideLambdaBe a part of a Lambda, or its antiparticle Locked - Add a guideCharmed LambdaBe a part of a Charmed Lambda, or its antiparticle Locked - Add a guideBottom LambdaBe a part of a Bottom Lambda, or its antiparticle Locked - Add a guideDelta-Be a part of a Delta-, or its antiparticle Locked - Add a guideSigma+Be a part of a Sigma+, or its antiparticle Locked - Add a guideSigma-Be a part of a Sigma-, or its antiparticle Locked - Add a guideCharmed SigmaBe a part of a Charmed Sigma, or its antiparticle Locked - Add a guideBottom Sigma+Be a part of a Bottom Sigma+, or its antiparticle Locked - Add a guideBottom Sigma-Be a part of a Bottom Sigma-, or its antiparticle Locked - Add a guideAny XiBe part of any of the Xi Particles Locked - Add a guideAny OmegaBe part of any Omega particle Locked - Add a guideH DibaryonBe part of a H Dibaryon Locked - Add a guideDeuteronBe part of a Deuteron Locked - Add a guidePionBe part of a Pion, or its antiparticle Locked - Add a guideEtaBe part of a Eta, or its antiparticle Locked - Add a guideD MesonBe part of a D Meson, or its antiparticle Locked - Add a guideD+ MesonBe part of a D+ Meson, or its antiparticle Locked - Add a guideStrange D MesonBe part of a Strange D Meson, or its antiparticle Locked - Add a guideKaon+Be part of a Kaon+, or its antiparticle Locked - Add a guideKaonBe part of a Kaon, or its antiparticle Locked - Add a guideT+ MesonBe part of a T+ Meson, or its antiparticle Locked - Add a guideT MesonBe part of a T Meson, or its antiparticle Locked - Add a guideCharmed T MesonBe part of a Charmed T Meson, or its antiparticle Locked - Add a guideStrange T MesonBe part of a Strange T Meson, or its antiparticle Locked - Add a guideBottom T MesonBe part of a Bottom T Meson, or its antiparticle Locked - Add a guideB+ MesonBe part of a B+ Meson, or its antiparticle Locked - Add a guideB MesonBe part of a B Meson, or its antiparticle Locked - Add a guideCharmed B MesonBe part of a Charmed B Meson, or its antiparticle Locked - Add a guideStrange B MesonBe part of a Strange B Meson, or its antiparticle Locked - Add a guideThe PentaquarkBe part of a Pentaquark (A Phi or a Theta particle) Locked - Add a guideNot a down quarkBecome an Anti-Up Quark Locked - Add a guideCharmedBecome an Anti-Charmed Quark Locked - Add a guideStrangeBecome an Anti-Strange Quark Locked - Add a guideTopBecome an Anti-Top Quark Locked - Add a guideBottomBecome an Anti-Bottom Quark Locked - Add a guideNeutrinoSee a Neutrino (or its antiparticle) Locked - Add a guideMuonSee a Muon (or its antiparticle) Locked - Add a guideMuon NeutrinoSee a Muon Neutrino (or its antiparticle) Locked - Add a guideTauSee a Tau (or its antiparticle) Locked - Add a guideTau NeutrinoSee a Tau Neutrino (or its antiparticle) Locked - Add a guideAgent of ChangeSee a W Boson Locked - Add a guide