1. Introduction of the game:
Soul Knight is an action-packed roguelike game that takes players on an exciting journey through a magical and dangerous dungeon. In this game, players assume the role of brave heroes who must restore balance to a world on the brink of destruction. With its engaging gameplay, challenging levels, and unique pixel art style, Soul Knight offers an immersive and thrilling gaming experience.

2. All characters and levels of the game:
Soul Knight features a diverse cast of characters, each with their own distinct abilities and playstyles. From mighty knights wielding swords to powerful mages casting spells, players can choose from over 20 different heroes, unlocking their true potential as they progress through the game's levels. These levels are procedurally generated, ensuring that no two runs are ever the same, and are filled with traps, enemies, and challenging boss battles.

3. What attracts users most to the game:
One of the main attractions of Soul Knight is its addictive gameplay. The combination of fast-paced action, tactical decision-making, and the thrill of exploration creates an experience that keeps players coming back for more. The ability to unlock new characters, collect powerful weapons, and discover hidden secrets also adds to the game's appeal. Additionally, the cooperative multiplayer mode allows players to team up with friends and take on the challenges together, fostering a sense of camaraderie and competition.

4. Why it is popular:
Soul Knight has gained immense popularity due to its well-crafted gameplay mechanics and captivating pixel art style. Its easy-to-learn controls combined with the high difficulty level provide a challenging yet rewarding experience for players of all skill levels. The frequent updates and addition of new content by the developers have further contributed to its popularity, ensuring that players always have something fresh to explore and enjoy.

5. When the game was released and how many versions are currently available:
Soul Knight was initially released on February 17, 2017, for iOS and Android devices. Since then, the game has garnered a considerable following, leading to its availability on various platforms including Windows, macOS, and Nintendo Switch. As of now, there are multiple versions and updates of the game, each introducing new characters, levels, and gameplay enhancements.

6. The most difficult part of the game:
One of the most challenging aspects of Soul Knight lies in its unforgiving difficulty curve. As players progress deeper into the dungeon, they will encounter tougher enemies, complex level layouts, and deadly boss battles. Mastering the art of dodging enemy attacks while strategically utilizing resources and abilities becomes crucial to survival. The combination of intense action and the constant threat of permadeath requires careful planning and quick reflexes, ultimately making it the most difficult part of the game.

7. Strengths and weaknesses of the game:
Soul Knight's strengths lie in its addictive gameplay, diverse character selection, and replayability. The combination of roguelike elements and pixel art aesthetics creates a unique and visually appealing experience. However, some players may find the level of difficulty to be too steep, leading to frustrating moments. Additionally, while the multiplayer mode adds an extra layer of enjoyment, it can be challenging to coordinate with teammates, especially in fast-paced situations.

8. Other games developed by the same developer:
The developers behind Soul Knight, ChillyRoom, have also created several other popular games. These include "RogueLand," a pixel art roguelike RPG, and "Meteorfall: Journey," a deck-building adventure game. ChillyRoom's dedication to crafting unique and engaging gaming experiences is evident in each of their titles, making them a trusted name in the indie gaming community.