Have you ever wanted to hold a mob egg in survival? This time you can!

To craft a book of knowledge, you need:

• 2 End Crystal
• 2 Heart of the sea
• 2 Netherite Upgrade
• 2 Totem of Undying
• 1 Book and Quilk

To get mob eggs, put the book of knowledge in the stone cutter.

Crafting a spawner

Crafting a trial spawner