Holiday sale on now! Unlock full content for 50% off!"Original, intense, addictive, and most of all, fun!" - 148appsIntense planetary defense arcade action! The Blue planet is in peril - take the fight into your own hands, and blast the evil Red and Green enemies out of the sky with the all-new planet cannon!Blue Defense: Second Wave builds on the legendary pick-up-and-play gameplay of the original 2008 hit, hailed as an "App Store classic" by many. With game modes ranging from just seconds to several hours, you wont be able to put it down!6.8 billion lives hang in the balance... how long can you keep them alive?"A game thats not to be missed." - TouchArcade"A brilliantly executed game... Replay value is outstanding!" - AppSmileFeatures:- The planet cannon lets you take out hundreds of enemies at once!- All-new Gauntlet mode lets you win the game!- Infinite-Classic and Infinite-Quickstart modes - last as long as you can!- Level select mode - practice a level, and earn medals for your skills!- 62 mode-based global leaderboards!- Updated retro art styleContent:- Red and Green enemies!- 24 enemy types!- 64 all-new levels!- Over 200 medals to obtain!Controls:- Both multitouch and tilt controls available, both can be used simultaneously- Tilt controls: bullets shoot up, unless theres no gravity where you are- Multi-target locking: double-tap the screen where you want to continue shooting- Planet cannon: tap and drag from the planet to aim, release to fire- Double-tap the planet to pause