Oil Invasion Achievements Here is the full list of all 12 Oil Invasion 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 Play Forest mapPlay forest map Find oil forest mapFind oil forest map Play warzone mapPlay warzone map Find oil warzone mapFind oil warzone map Play dungeon mapPlay dungeon map Find oil dungeon mapFind oil dungeon map Play dungeon 2 mapPlay dungeon 2 map Find oil dungeon 2 mapFind oil dungeon 2 map Play arena mapPlay arena map Find oil arena mapFind oil arena map Play farm mapPlay farm map Find oil farm mapFind oil farm map