Mr Spy - Bullet Agent is a free-to-play shooting game developed by KOOLBEN CO.LTD for iPhone users. The game features a spy who fights against evil and saves the world. The game has a unique Bullet Time system that allows players to execute a flurry rush shot in the air by avoiding bullet attacks at the last moment.

Players have to aim and fight the evil in different lands, clean the map, and complete missions. The game also offers legendary weapons that players can unlock by completing missions and earning rewards. The game has superheroes with superpowers that can help you finish the task.

One of the unique features of the game is its training system. The game offers three types of training: Physique Training, Fire Training, and Reloading Training. These trainings help players to increase total HP, single shot damage, and decrease reloading time, respectively.

Overall, Mr Spy - Bullet Agent is a thrilling and exciting shooting game that offers unique features and challenging gameplay.