What is the command to generate a Mosasaurus in Minecraft?

The command entered is /summon EnderDragon.

2. "Minecraft" ("Minecraft") is a high-degree-of-freedom sandbox game developed by Mojang AB and 4J Studios. It was released on May 13, 2009.

3. The game allows each player to freely create and destroy different types of blocks in the three-dimensional space. The player's image in the game can be transformed by destroying or creating blocks in single or multiplayer mode. Create stunning buildings and art, or collect items to explore the map to complete the main storyline of the game.

4. "Minecraft" has five versions: PC version, PE version, PlayStation version, XBox version, Windows 10 version and Raspberry Pi version. The more popular ones are PC version and PE version.

5. Rainy days are the most common weather conditions except sunny days.

6. When it rains, the brightness decreases and undead creatures will appear.

7. In rainy days, endermen will constantly teleport out of fear of water, and flames will go out in rainy days (it will not go out before beta 1.8). However, magma will not.

8. This weather can be achieved through the /weather rain seconds command.

9. Thunderstorms are darker than normal rainfall, with light levels only reaching Level 7 even during the day.

10. This darkness is enough to cause aggressive creatures to appear.

11. However, thunderstorms at night will not reduce the brightness level to level 0.