The smoke began to ascend toward the main palace, drawing the inner palace along as its target seemed to be Ryuk.
It wasn't damaging anything in its path, instead concentrating all its venom and strength on a single point as it moved forward.
Glancing down, Ryuk noted that the Empress appeared to be alright—she was coughing like someone suffering from a cold, a clear indication of her vulnerability to even this ordinary smoke, let alone the more toxic version.
However, it seemed to be doing her no lasting harm, which brought him a sense of calm.
With that thought, he shifted his attention back to the encroaching smoke and, gathering his resolve, lifted his leg just above the ground, enveloped in amethyst glow.
Drawing on all his strength, he unleashed a powerful kick.
Bam
Swish