Invasion

Prepare an army by training soldiers, archers and buy weapons, to invade the enemy castle

           

Firstly, build a few units by Left Clicking on them in the Pre-Battle screen. When you think you're about ready, start the game! You'll be on the battlefield. Left Click on the names of the units in the deployment bar at the bottom of the screen to send out one of them to confront the enemy castle.
Use your MOUSE

To win you have to follow these rules. Eat the fish smaller than yourself, avoid the fish bigger than yourself and eat enough fish to grow up.