Airdate: August 18, 2018
Lloyd discovers Mystake's true nature, Emperor Garmadon gains a daughter, and Wu tries to lead the group to Firstbourne's nest.
- Even Evil Has Loved Ones: Garmadon finds himself disturbed by his inability to kill his son, and accepts Harumi's offer to become his daughter.
- It's Personal: Jet Jack is determined to fight against Heavy Metal.
- Thirsty Desert: The Ninja are dehydrated in the First Realm, with Jay apparently drinking most of the water. Faith cuts a cactus in half so that everyone can have a drink.
