1. Introduction of the game:
Minecraft is a widely popular sandbox game that allows players to explore and create virtual worlds made up of various blocks. Developed by Mojang Studios, Minecraft offers endless possibilities and challenges, making it one of the most beloved and enduring games of all time.

2. All characters and levels of the game:
In Minecraft, players assume the role of a character known as Steve or Alex. These characters can be customized to fit the player's preference. As for the levels, the game mainly consists of multiple biomes, such as forests, deserts, mountains, and oceans, each presenting its unique resources, creatures, and challenges.

3. What attracts users most to the game:
Minecraft's exceptional appeal lies in its freedom and creativity. Whether players prefer surviving against hostile creatures in Survival mode, crafting intricate structures in Creative mode, or embarking on thrilling adventures with friends in multiplayer mode, Minecraft offers something for everyone. The game's open-ended nature fosters imagination and exploration, captivating users with its boundless potential.

4. Why it is popular:
Minecraft is renowned for its simplicity, accessibility, and versatility. It appeals to players of all ages and skill levels, with easy-to-learn mechanics that allow for immersive gameplay. The game's ability to spark creativity and encourage collaboration has led to a vibrant community, where players can share their creations and engage in a wide range of activities.

5. When the game was released and how many versions are currently available:
Minecraft was initially released in May 2009 by Mojang Studios. Since then, the game has seen several major updates and expansions across numerous platforms, including PC, consoles, and mobile devices. As of now, there are two main versions available: Minecraft: Java Edition for PC and Minecraft: Bedrock Edition, which encompasses console, mobile, and Windows 10 versions.

6. The most difficult part of the game:
While Minecraft offers various challenges, one of the most demanding aspects is navigating and surviving the game's extensive underground network of caves, known as the "Nether." This perilous dimension is inhabited by formidable creatures and presents treacherous terrain, requiring players to be strategic, well-prepared, and courageous to succeed.

7. Strengths and weaknesses of the game:
Minecraft's strengths lie in its limitless creative potential, engaging gameplay mechanics, and strong community support. The game's emphasis on exploration and resource gathering fosters a sense of achievement and progression. However, some players may find the lack of clear objectives or guidance overwhelming, and the visuals, with their pixelated aesthetic, may not appeal to everyone's taste.

8. What other games have been developed by the same developer:
Mojang Studios, the developer of Minecraft, has also created several other notable games. One of their renowned titles is Scrolls, a digital collectible card game set in a customizable fantasy world. Additionally, they have developed Cobalt, a side-scrolling action game, and helped publish other indie games like Oxeye Game Studio's "Cobalt," and "Crown and Council" by Mojang employee Henrik Pettersson.