In The Acolyte's season 1 finale, Osha's kyber crystal bleeds, turning her lightsaber red, symbolizing her dark side embrace.

In The Acolyte's season 1 finale, Osha Aniseya's unintentional kyber crystal bleeding mirrors past Star Wars characters' dark side commitment, turning Sol's blue lightsaber red. This marks the first live-action demonstration of "bleeding" a kyber crystal, sparking discussions on Star Wars canon. The lightsaber color change symbolizes Osha's embrace of the dark side in a heartbreaking final moment.