Be the first to get an objective in game.
Defeat someone over Xbox LIVE who has earned the Man Up! achievement.
Play 5 games on Xbox LIVE.
Win a 5 player ranked Command Room game on Xbox LIVE.
Win 10 ranked games on Xbox LIVE.
Kill 100 human, cat, robot, yeti and zombie units.
Complete the human, cat, robot, yeti and zombie campaigns.
Control 5 capitals.
Defend a minimum of 5 attackers with one defender.
Achieve 10 super overkills.
Earn 10 stars and trade them for 30 troops.
Continue playing to unlock this secret achievement.