1. Introduction of the game:
RULES OF SURVIVAL is an exhilarating online multiplayer battle royale game that puts players in a virtual arena where they must fight tooth and nail to be the last survivor standing. Combining intense combat, strategic gameplay, and stunning graphics, this game offers an intense and immersive experience for players seeking the ultimate adrenaline rush.

2. All characters and levels of the game:
RULES OF SURVIVAL features a diverse roster of characters, each with unique abilities and personalities. From fearless warriors to skilled marksmen, players can choose their preferred character to match their playstyle and dominate the battlefield. The game also offers a variety of immersive levels, ranging from urban landscapes to desolate wilderness, each presenting different challenges and opportunities for players to showcase their survival skills.

3. What attracts users most to the game:
One of the main attractions of RULES OF SURVIVAL is its highly competitive and fast-paced gameplay. The adrenaline-fueled battles, where 120 players are pitted against each other in a fight for survival, create an intense and addictive experience. Furthermore, the game's seamless controls and smooth mechanics ensure that players can fully immerse themselves in the heart-pounding action, making it hard to put down.

4. Why it is popular:
RULES OF SURVIVAL has gained immense popularity due to its engaging gameplay, stunning graphics, and constant updates. The ability to team up with friends and communicate in real-time adds an element of camaraderie and teamwork, making it a social experience as well. Additionally, the game's free-to-play nature and cross-platform compatibility have contributed to its widespread appeal, allowing players from various devices and backgrounds to join the battle.

5. When the game was released and how many versions are currently available:
RULES OF SURVIVAL was initially released on November 14, 2017, by NetEase Games. Since then, the game has received numerous updates and improvements, currently offering several versions tailored to different regions and player preferences.

6. The most difficult part of the game:
The most challenging aspect of RULES OF SURVIVAL lies in its intense competition and strategic gameplay. Surviving in a constantly shrinking battlefield amidst skilled opponents requires quick thinking, adaptability, and precision. Players must master the art of resource management, tactical positioning, and effective teamwork in order to overcome the odds and emerge as the sole survivor.

7. Strengths and weaknesses of the game:
The strengths of RULES OF SURVIVAL lie in its immersive gameplay, realistic graphics, and comprehensive character customization options. The constant updates and addition of new content keep the game fresh and exciting for long-time players. However, some players may find the learning curve steep initially, and occasional technical issues or server errors may detract from the overall experience.

8. What other games have been developed by the same developer:
NetEase Games, the developer of RULES OF SURVIVAL, has an impressive portfolio of successful games. Some notable titles include Knives Out, Identity V, LifeAfter, and Crusaders of Light. These games showcase NetEase Games' commitment to creating immersive and innovative gaming experiences across various genres.