| Spoiler warning!|
This article contains plot details and spoilers for a current or future season.
|“No service! That's why I don't get with the times.”|
|— Krux to Acronix|
|Season 7, Episode 4|
|Air date||May 18th, 2017 (USA)|
|Written by||Jack Thomas|
|Directed by||Michael Helmuth Hansen|
"A Time of Traitors"
"A Line in the Sand"
In the midst of an epidemic of mysterious metal thefts by the Vermillion Warriors, Lloyd realizes that stepping up and taking over for the ailing Master Wu is not an easy task.
Lloyd decides to step up and take charge of the Ninja. When the Vermilion Warriors attack Ninjago City, Kai, Cole, and Jay take action first without coming up with a plan. Lloyd orders them not to go as he has not come up with a solution yet, but Cole and Kai ignore his orders and head to Ninjago City with Jay. Nya tries to reboot Zane as he hasn't recovered yet.
- Cole - Kirby Morrow
- Jay - Michael Adamthwaite
- Kai - Vincent Tong
- Lloyd - Jillian Michaels
- Nya - Kelly Metzger
- Wu - Paul Dobson
- Zane - Brent Miller
- This is the only episode in Season 7 not to have a Time Blade physically seen, although Master Wu mentions it.
- In Wu's dream at the beginning of the episode, Krux and Acronix are walking forward, Krux on the left and Acronix on the right. In the next shot when they are laughing, they switch places.