Instructions in-game, simply click the leftmost button that looks like a menu button. There are some useful tips there also (about inner code) ---FOLLOWING INFORMATION ISN'T VITAL :D--- List of enemies and what they do: - Rocks - 60 health, appear on start - Missiles - 20 health, appear short time later - Lasers - indestructible beams of destruction, they give a warning - Jetpackers - lethal shotguns that do fair damage
