Return to Olethros comes for free to ally current and future players via the latest update. The update adds significant customisation options for players build their ultimate death machine. New armour skins and runes gives each class each class a variety of looks while runes add passive gameplay effects. New weapon attachments such as bayonets, scopes and canon barrels facilitating new tactics. Class perks offer unique passive powers for class. To unlock these, players will gain XP after completing a Chapter mission. With these points, players earn Loot Reclusiam used to unlock extra customisable attachments.