• The player starts off at the City of Rays which is the first level of the game.
• A level remains locked until the player kills all the static enemies in the current level.
• As the player progresses through the next levels, he/she will be presented with more enemies in the coming levels.
• A level will have only one exit point through which the player can go and cause a shift of level.
• There will be a total of 4 levels and the final level will be the fourth level where the player faces the boss enemy and reaches the goal.