[s4e9] The Greatest Fear Of All -

: Chen uses a fleet of trucks as a diversion to lure the Elemental Masters away from Ninjago City, leaving it defenseless.

Watch a clip from this episode to see the Ninja and Elemental Masters prepare for Chen's invasion:

: Now fully committed to helping his son, he provides critical tactical insight into the looming war. [S4E9] The Greatest Fear of All

: Driven by his desire for ultimate power, he mocks the Ninja's efforts as his army begins its invasion.

: The episode concludes with Chen’s army converging on Jamanakai Village and Garmadon declaring that the "Second Serpentine War" has officially begun. Major Characters & Motivations : Chen uses a fleet of trucks as

: Having fully sided with the Ninja, she struggles with her changing appearance as her father's spell begins to fade.

is the ninth episode of the fourth season (Episode 43 overall) of LEGO Ninjago: Masters of Spinjitzu . It serves as the penultimate chapter of the "Tournament of Elements" arc, setting the stage for the massive season finale. Plot Overview : The episode concludes with Chen’s army converging

: The Ninja, along with Master Wu and Garmadon, travel to Kryptarium Prison to seek information from Pythor. A battle ensues as the Ninja face off against various inmates and old villains.