Unlimited cash.
Your mission in this physics-based strategy game is to defend your Empire Island through the ages. Build up your population to raise taxes. Place your defenses, call upon powerful Acts of God and fend off ever more advanced enemies starting from simple wooden boats, right up to alien invaders. You can upgrade almost everything in this game.
Use YOUR MOUSE to build and aim weapons. Use "A" and "D" KEYS to scroll the screen. Good luck!