After the fifth episode of Ahsoka, fans of Hayden Christensen's Chosen One were likely not expecting to see him again. However, the beginning of "Part Seven: Dreams and Madness" shows that Ahsoka Tano has carried her master Anakin Skywalker with her, quite literally, this whole time. Ahsoka is seen training through lightsaber forms with a holographic version of Anakin, in his attire from The Clone Wars, putting her through her paces. Whether she had used this particular program before or not is a different question.
Source：https://www.cbr.com/ahsoka-anakin-skywalker-always-been-with-padawan/
