Battle of the Hill: Shooting

"Battle of the Hill: Shooting" is a shooting game. You have to destroy 20 robots to win the game.
You can move by moving your finger on the screen. Either move your finger right or left and up or down. The player's robot moves in the direction of your finger movement.
There is a shooting button in the bottom corner. The robot shoots missiles, at a certain distance.
The player has 5 lives in one game. You have to destroy 20 opponent robots with these lives.
Each game screen image is different, containing 6 hills.