sci-fi setting, XCOM 2 DLC, alien technology, futuristic soldiers, plasma weapons, tactical gear, armored exosuit, psionic abilities, squad formation, cover system, destructible environment, urban battlefield, alien enemies, Sectoid, Muton, Chryssalid, strategic map, Skyranger, Avenger base, resistance fighters, character customization, full-body armor, helmet with visor, night vision, sniper rifle, grenade launcher, robotic drone, turret deployment, stealth infiltration, hacking mechanic, alien facility, research lab, genetic modification, guerilla tactics, turn-based combat, isometric view, dynamic lighting, fire effects, smoke grenades, critical hits, permadeath, soldier classes, skill tree, commander's quarters, mission briefing, extraterrestrial artifacts, collectible resources, expansion pack content, War of the Chosen, Alien Hunters, Shen's Last Gift, tactical legacy pack.