One Troll Army Achievements Here is the full list of all 15 One Troll Army achievements.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 15 Offline Mode 15 Single Player 5 Cumulative + 5 Level Link flagsOR joinAND join Achievements without these flags What are achievement flags? Click to find outApply Build StrawburgComplete all buildings and towers of the fortress. Build TimberpostUpgrade all buildings and towers up to level 2. Build StoneholdUpgrade all buildings and towers up to level 3. Mercenary ArmyHire 30 mercenaries. ProfessionalsUpgrade goblins to the maximum level. Armed to the teethUpgrade tower weapons to the maximum level. KillerKill 100 enemies. AnnihilatorKill 1000 enemies. Money-lenderEarn 10000 coins in total. TycoonEarn 10000 materials in total. IdealImprove all troll skills to the maximum level. Boss DestroyerKill the most powerful of the bosses. TraderSpend 10000 gold on resources. All questsComplete all remaining quests. SurvivedSurvive at least 30 waves without losses at the Survival mission.