How to make Mewtwo in Pixelmon?

Could you please explain the steps to create Mewtwo in the Pixelmon game? I've heard it's a challenging process, and I'm curious about the specifics. What materials do I need to gather? Are there any special requirements or conditions that need to be met? I'd appreciate it if you could provide a clear and concise guide on how to successfully breed or otherwise acquire this powerful Pokemon. Thank you in advance for your help!