1. Introduction of the game:
War Dragons is an exhilarating mobile game that allows players to immerse themselves in the thrilling world of epic dragon warfare. Set in a fantastical realm, players assume the role of dragon lords, commanding and training their own powerful dragons to conquer and dominate their enemies' kingdoms.

2. All characters and levels of the game:
War Dragons offers a wide variety of awe-inspiring dragons, each with unique abilities and characteristics. From fierce fire-breathing dragons to swift and agile aerial beasts, players can unlock and train an impressive roster of dragons, each evolving and becoming more formidable as they progress through the game. With multiple levels and challenges to conquer, players can develop their dragons' skills and form powerful alliances to become unstoppable forces.

3. What attracts users most to the game:
One of the most captivating features of War Dragons is its stunning graphics and immersive gameplay experience. The game provides players with a visually striking world, allowing them to witness the breathtaking power and beauty of their dragons in action. Additionally, the strategic element of building and defending strongholds, as well as the adrenaline-pumping battles against other players, attracts users who enjoy both intellectual and action-filled challenges.

4. Why it is popular:
War Dragons has garnered immense popularity due to its unique combination of strategy, RPG elements, and real-time multiplayer battles. The game offers a deep customization system, allowing players to tailor their dragons' abilities and appearances. The constant updates and new content introduced by the developers keep the gameplay fresh and exciting, ensuring that players always have something new to strive for.

5. When the game was released and how many versions are currently available:
War Dragons was first released in 2015 and has since grown to become a staple in the mobile gaming industry. Currently, multiple versions of the game are available, each offering new dragons, features, and enhancements to further enrich the gaming experience.

6. The most difficult part of the game:
One of the most challenging aspects of War Dragons lies in strategizing and coordinating attacks against enemy territories. Players must carefully plan their dragon deployments, considering the strengths and weaknesses of their opponents' bases. The intricate base design and intricate defenses encountered in higher levels require careful analysis and execution, making precision and communication vital to success.

7. Strengths and weaknesses of the game:
War Dragons boasts stunning graphics, immersive gameplay, and a dynamic online community, which are its major strengths. The game's strategic depth, as well as the constant updates and events, keep players engaged and entertained. However, its reliance on in-app purchases, to some extent, may be considered a weakness for those who prefer fully accessible content without additional costs.

8. Other games developed by the same developer:
The developer of War Dragons, Pocket Gems, is known for creating a range of popular mobile games. Some of their other notable titles include Tap Paradise Cove, Episode – Choose Your Story, and Choices: Stories You Play. Each of these games offers unique gameplay experiences and further showcases the developer's creativity and expertise in the mobile gaming industry.