The Destroyer plunged into the skull of Primordial Soul, and because Rowan had all of his limbs regrown, even his wings, he could push himself higher and angle the blade downward so that it pierced down through her neck before bursting out of her chest as he simultaneously triggered Realm's Butcher Onslaught while sacrificing another percent of his soul.
Despite the pain, he could observe what happened next without passing out because he was using the technique away from his body.
The upper half of the body of Primordial Soul vanished, and a frightening crater appeared in the void between Realities. Rowan noticed that his Destroyer had lost almost half of its mass once more, as this technique damaged the weapon as well.
Still wrapped around his body were the remnants of Primordial Soul's flesh, and Rowan unhesitantly pointed his blade at his body and stabbed through the body of Primordial Soul into his own, pinning her to himself.
"You are making a mistake, child. We could..."