Worldbreaker was by no means a simple attack. It disrupted spacetime and intrinsically broke down the components of a world, forming a positive feedback loop with the World Core and destroying the planet thereafter.
Naturally, on a world as strong as Death Emperor Star, this effect was drastically lessened. Because Damien was also holding back his power so it could be contained within the arena barrier, the destruction caused wasn't nearly enough to shatter the world itself.
However, it wasn't something to be underestimated.
BOOOOOOOOOM!
The entire arena floor disintegrated into a cloud of dust. Bianca's earthen tsunami and even the crystalline barrier protecting her body were instantly shattered.
"Keuk….!"
She coughed out a mouthful of blood as her mana rebounded, stabilizing herself in the air so she didn't fall into the chasm Damien had created.
