Pesky Humans Achievements Here is the full list of all 3 Pesky Humans 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 Easy World: Success!You successfully protected the icy planet from those Pesky Humans. Time to check out the next world. Difficult World: Success!You successfully protected the hot planet from those Pesky Humans. Time to check out the next world. Hard World: Success!Despite all the odds, you successfully fended off the paradise planet from those Pesky Humans. How you can retire in style!