Attack on the Core Winx Club : Season 8 Episode 3
TV-Y7 Nick Jr. 25m
Aired: April 17th, 2019 @ 6:00 PM EST on Nick Jr.
The Staryummies, led by Obscurum, absorb all the energy of Lumenia's core, causing the star to sink into the darkness, but the Winx, thanks to their Cosmix powers, managed to give it back its light.
