Lego Nexo Knights - Season 4 Review

Season 4 was chaos. Jestro, now fused with the monstrous Book of Monsters, had unleashed the "Gluelings"—sticky, purple blob-creatures that didn't smash castles. They gummed them. Knighton’s gears jammed. Drawbridges froze mid-drop. Even Clay’s shiny new “Mega Core” armor seized up like a rusty toy.

“No,” said a quiet voice. It was Ava, the tech whiz, holding a jar of leftover sandwich spread. “We move differently .” Lego Nexo Knights - Season 4

Jestro panicked. “No! Stop moving elegantly! It’s disgusting!” Season 4 was chaos

Defeated, the Knights retreated to the library. Merlok 2.0 flickered weakly. “My analysis suggests… the Gluelings are not magic. They are alchemical . Jestro mixed monster ooze with a rare mineral: Crystella Sap. It hardens on contact with kinetic energy. The faster you move, the harder it sticks.” Knighton’s gears jammed

She explained: Crystella Sap hardens under impact —stomping, revving, smashing. But it dissolves under constant, low-pressure vibration . Like the hum of a tuning fork. Or the gentle rumble of a… dance?