Eresys Achievements Here is the full list of all 20 Eresys 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 Forbidden knowledgeComplete the book of the order Sanguine ceremonyCreate 4 accursed blood spheres Peace and tranquilityBanish the ancient one Chaos and DestructionSummon the old one In DeathGet killed by the otherwordly Devoted cultistCollect 25 lost artifacts Fiend in the walls The shadow below Primordial banishment Primordial cleansing EquanimityBanish the ancient one on a mad man mission DevastationSummon the old one on a mad man mission Axiom of the malignantWitness the reveal of a diety Magnificent veracityWitness the reveal of a diety, on mad man difficulty Miserable demisePerish in the throne room of the abyssal temple Forsaken relicsRetrieve all lost artifacts from the abyssal temple Broken curseCleanse the shrine of Innsmouth The shadow over InnsmouthCleanse the shrine of Innsmouth, on mad man difficulty Terrors of the deepSuccumb to the creatures of the sea Obscure sealsRetrieve the lost seals from Innsmouth