In iBomber Defense , succeeding on "proper paper" (often referring to achieving a rating or navigating "hard" veteran-level maps) requires a mix of aggressive economic growth and tactical turret specialization. Core Strategy for High Ratings
: Focus on Machine Gun turrets. Get them to level 3 quickly to handle light units. iBomber Defense
: Use Bomb Towers at the very beginning of a map to clear supply crates. This provides an immediate cash injection that helps you snowball your economy. In iBomber Defense , succeeding on "proper paper"