P.I.X.A.L. (Primary Interactive EX-ternal Assistant Life-form) is a female created by to serve as his assistant. During the , she was briefly under the control of the and turned on her friends but soon became a vital ally to the after being redeemed by . She and Zane formed a close relationship until he sacrificed himself to destroy the . P.I.X.A.L. found out he survived and set off to save him from a . While there, she was captured by 's and her body was scrapped, though her consciousness lived on in Zane's processor after Zane placed her hard drive inside his head. For some time, P.I.X.A.L. provided guidance for Zane as an A.I. program in his head. When arrived in Ninjago and tormented the Ninja, he deceived Zane into letting him erase P.I.X.A.L.'s consciousness—though due to 's , this was undone. Later, P.I.X.A.L. left Zane’s head and gained a physical body, similar to how Zane had done. She took on the alias of Samurai X, a role once played by , so she could adopt a more physical role in the Ninjas' missions. P.I.X.A.L. helped battle the and later the , and she helped and Nya to resist 's oppressive hold of .
