Aspheera's Invasion

Aspheera's Invasion was an event where the Pyro Vipers attacked New York City in order for Aspheera to exact her revenge on Wu by banishing him to the Never-Realm.
==Date==
Six Months after the Oni Invasion.
==Result==
*The protagonists learned that Wu is the traitor, not the predictable Garmadon.
*The second Scroll of Forbidden Spinjitzu gets stolen from the Explorer's Club.
*Aspheera is defeated once more.
*Sam gets banished to the Never-Realm around 60 years into the past, leading to him becoming the Ice Emperor.