1. Introduction of the game:
Modern Combat 5 is an exhilarating first-person shooter game that thrusts players into the heart-pounding world of modern warfare. Developed by Gameloft, this highly immersive game delivers an intense gaming experience with its stunning graphics, advanced weaponry, and gripping storyline.

2. All characters and levels of the game:
Players assume the role of Caydan Phoenix, a highly skilled soldier belonging to the elite Special Forces unit, known as "Squad Zero." Throughout the game, players will navigate through various levels, each with its own unique challenges and objectives, including infiltrating enemy strongholds, engaging in intense firefights, and undertaking covert operations in exotic locations.

3. What attracts users most to the game:
Modern Combat 5 captivates users with its extensive multiplayer mode, allowing players to team up with friends or engage in intense competitive battles against players from around the world. The game also offers a robust customization system, enabling players to upgrade and personalize their weapons, gear, and skills to suit their playstyle. The seamless controls and immersive gameplay further contribute to the game's appeal.

4. Why it is popular:
The game's popularity can be attributed to its ability to provide an authentic and adrenaline-fueled combat experience on mobile devices. The stunning graphics, realistic sound effects, and fluid gameplay combine to create a truly immersive environment. Additionally, regular updates and content additions, including new maps, modes, and weapons, have kept the game fresh and engaging for its large player base.

5. When the game was released and how many versions are currently available:
Modern Combat 5 was initially released on July 24, 2014. Since then, Gameloft has released multiple updates and improvements to enhance the gaming experience. As of the present, there are three major versions of the game available, each introducing new content and gameplay features.

6. The most difficult part of the game:
One of the most challenging aspects of Modern Combat 5 lies in its multiplayer mode, where players compete against highly skilled opponents. The fast-paced nature of these battles, combined with the need for precise aim and quick reflexes, presents a significant challenge, requiring players to develop advanced strategies and master their skills to succeed.

7. Strengths and weaknesses of the game:
The game's strengths lie in its stunning visuals, diverse gameplay modes, and deep customization options. Additionally, the regular updates and expansions ensure a continuously evolving experience for players. However, some players have noted occasional connectivity issues during multiplayer matches, which can hinder the overall experience.

8. Other games developed by the same developer:
Gameloft has an extensive portfolio of games, including other popular titles such as Dungeon Hunter, Asphalt, and Order & Chaos. These games showcase the developer's commitment to immersive gameplay, stunning visuals, and engaging storylines across various genres, catering to a wide range of gaming preferences.