MergeTD Achievements Here is the full list of all 8 MergeTD 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 What are achievement flags? Click to find outApply Level 6 Yellow TowerSuccessfully built a Level 6 Yellow Tower Level 6 Red TowerSuccessfully built a Level 6 Red Tower Level 6 Blue TowerSuccessfully built Level 6 Blue Tower Level 6 Green TowerSuccessfully built Level 6 Green Tower Level 6 Orange TowerSuccessfully built a Level 6 Orange Tower Level 6 Purple TowerSuccessfully built a Level 6 Purple Tower 100 RoundsSurvive 100 Rounds Final BossKill the final Boss