Monster Survival Battle is an action-packed sniper game available on iPhone. In this game, you play as a hero sniper whose mission is to protect your train from enemy attacks. The gameplay is straightforward and intuitive, making it easy for players to jump right into the action.

The controls of Monster Survival Battle are simple and responsive. To aim and shoot, you slide your finger on the screen, and holding your finger down will fire your weapon. The game provides a variety of high-energy sniper rifles that you can use to take down your enemies.

One of the highlights of Monster Survival Battle is the ability to adjust your shooting angle. This feature adds an extra layer of strategy to the game, as you need to carefully aim and penetrate the target with precision.

Overall, Monster Survival Battle offers a thrilling sniper experience on your iPhone. With its easy-to-learn controls and exciting gameplay, it is sure to keep you engaged for hours. Best of all, it is available for free, making it accessible to all gamers.