Tier 3

''Tier 3 Pets are often seen as upgrades to Tier 1 or Tier 2 pets and also sport their own unique line-up of pets. Tier 3 pets drop from Level 50+ Monsters, Curious Wooden Boxes, and can be obtained from Goddess's Metal Boxes via The Altar.''

Tier 3 pets have a moderately high Tame Rate.

Current List of Tier 3 Pets
Harpy Hawkman Salamander Unicorn Nightmare