Ultimate Zombie Defense Achievements Here is the full list of all 12 Ultimate Zombie Defense achievements. It takes around 1-2 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 What are achievement flags? Click to find outApply Build! Respawn! 1 guideGet grabbed! Kill 10 spitters Kill 1000 zombies! PITIÉ MONSIEUR!Defeat Lord Soupex Kill a boss! Spend over $10k in a single round Time well spent Play your first game Unlock all achievements! Play on all maps