At the moment, there are 5 new creatures in the expansion. It is important to note that at the moment the damage and health of all creatures are the same.
It appears in the biomes of the plains.
To raise a blocky pet, you need to feed it with an Enchanted ruby that falls from the Villains.
You can tame a pet with apples.
To create a pet, you will need 8 enchanted emeralds and the corresponding block.
Enchanted emeralds can be obtained from the inhabitants-priests. The price of an emerald is quite high, but for a good friend it's worth it.
Don't forget to enable the experiment functions for the mod to work properly.