You defeat the fifty robots in this World War III game to win, but do you know why it's called World War III given that robots are involved? The reason it is called World War III is because robots and humans are supposed to fight each other in this conflict; in fact, as the game takes place on Mars, we might have renamed it Mars War I.

How to play

1. Navigate Mars: The game is set on Mars, so you'll likely be moving through Martian terrain.

2. Locate robots: Find the 50 robot enemies scattered across the game environment.

3. Combat: Engage in battles with the robots. This probably involves using weapons or other tools to defeat them.

4. Eliminate all robots: Your main objective is to destroy all 50 robots in the game.

5. Survive: While fighting robots, you'll likely need to manage your own health or resources.

6. Explore: The Martian setting might include various locations to discover or strategic points to utilize.

7. Progress tracking: Keep count of how many robots you've eliminated out of the total 50.

8. Win condition: Successfully destroy all 50 robots to win the game.

The game might also include additional elements such as:
- Different types of robots with varying difficulties
- Upgradeable weapons or equipment
- A storyline explaining why humans are fighting robots on Mars