Pottergeist

Warrior Spirits Arise! -Pottergeist’s official catchphrase.

Pottergeist is a warrior spirit in an urn in Skylanders: Across The Multiverse.

Biography
Pottergeist is once an ambitious and ruthless warrior who has slain all the Yokai in all of Skylands until he was assigned to kill Eon by Kaos. Unbeknowest to him he discovered a cursed urn that contained a 1'000 ghostly warriors who were perished million years ago but out of curiosity he opened the urn but the souls form a tornado and he ended up trapped inside an urn. Hopkins took the cursed urn to Master Eon where he was unleashed as a spirit. After he explained the whole story to him Eon suggested to use his new power against Kaos and he became a new Skylander.

Trivia

 * It is not often known, but Pottergeist actually admits that he felt sorry for killing all those Yokai and never actually trusted Kaos.