Logout Register Home Board index XCOM 2 Mods and Modding Long War 2. Disoriented Andromedon shooting his acid bomb?! How to build a great base in XCOM 2. PC Gamer THE GLOBAL AUTHORITY ON PC GAMES. XCOM 2 base guide — build a better Avenger. Muton and Andromedon autopsies will give you huge boosts to.