This is a great shoot em up on android devices, very good visuals and audio and importantly its a nice shooter which is easy to play.
Here are some of the features of the game
* Master 15 beautiful and immersive stages with challenging missions to complete.
* Battle countless invaders with enormous and intimidating bosses. Laugh when they explode, cry when they strike you down.
* Assault ground, naval and air enemy forces.
* Unlock new difficulty modes, all the way from Normal to Nightmare.
* Put yourself in danger to rescue missing operatives from the battlefield.
* Assemble and test 9 different aircrafts. Pick your favorite, with its unique features and play style.
* Hunt down 30 elusive bonus cards to add even more depth to the gameplay. Some of them will grant permanent benefits, while others will boost your abilities only temporarily.
* Install hundreds of upgrades to your guns, shields and other equipment. Turn your jet fighter into a flying tank.
* Complete in-game objectives to unlock 8 assisting technicians. Choose one of them to help you with their special skill.
* Spot the wrecks of your fallen friends and get rewards for picking them up.
* Appreciate highly polished gameplay and well balanced difficulty curve, whether you consider yourself a casual gamer or a die-hard bullet hell fanatic.
* Enjoy professional voiceover and incredible electronic soundtrack.
* Enter the Weekend Tournament on one of 5 specially crafted infinite stages. Attack your friends’ hi-scores and claim the top position in the loeaderboards!
Here is some gameplay from the game