Campaign Mission 13

Atlas's Fortress is the 13 Mission in the Campaign Mode of the game. It is also a boss level where players fight Atlas the boss level Robot Extremist to win Mandrake. This is a Hard difficulty mission. According to the Campaign Cutscenes this used to be a Military Base for holding deadly prisoners but after the Robot Extremists came the place was destroyed. the Atlas's Army came and rebuilt the Base with heavy defenses. When the mission ends you win Mandrake and a Boss Nanocrate.

Enemies include

Warrior Droid

Tank Droid

Scout Droid

Sniper Droid

Battle Drone

Atlas