Game Fitness and Ferb 3d

The essence of the game Fitness and Ferb 3d is that one insidious genius decided to attack the galaxy. For a long time he worked on an invention that could destroy the entire world in a few seconds. Your task is to help the heroes save the planet from an armed invasion. Develop a strategy, think over a plan - all this will not be superfluous and will allow one step closer to victory.