Heavy Arm X: The Final Battle

Mission
The game is a sandbox, open-world adventure. Players can roam various districts and tackle missions, or even sub-missions to gain arsenal, wepaons or upgrades. However, players are limited to selected missions in each chapter, where players get to advance to the next set of missions after they complete one.

CHAPTER I: DOWNFALL
After the strike of Galaxy Unit 66 after the events of Heavy Arm IX, GUNS and the US government is in ruins. Doubting his friends, with nobody to trust, Max, Alice and Leonardo set off to their home and origin.

CHAPTER II: GALAXY UNIT 66
All of the GUNS members, including various important members and Max's friends have gone rogue. To gain arsenal and defeat the Unit, our heroes rescue their friends as well as take down Galaxy Unit 66 one by one.

CHAPTER III: HIVE
After rescuing prominent GUNS member, they gain intel that prominent Galaxy Unit 66 members have set home on Metroneria; the central city of Earth. With them planning over to take down Earth from inside, Max goes on a solo mission to take them down.

CHAPTER IV: OLD DAZE
With various Galaxy Unit 66 members dead, General Apocalypse, the leader conduct a massive attack on Metroneria. With Metroneria in ruins, Max escape to the countryside, where he meets his old master to train.

CHAPTER V: REINFORCEMENT
Shocked by an unexpected betrayal, Max gains power from his anger to take down more Galaxy Unit 66 members.

CHAPTER VI: DEITY
Max gains intel that Galaxy Unit 66 has unleashed the elemental gods, a mythical deity with immense power and strength.

CHAPTER VII: COLONEL AND HIS SONS
With Galaxy Unit 66 on the brink of destruction, Max plans to infiltrate Fortress Vallard, the home of the ruthless Colonel Vastard and his "Sons", a team of high-ranked, strong Unit members.

CHAPTER VIII: TRUTH
The final battle. Max vs Apocalypse.