When Blade drew the sword, its blade was still silver-white. As it absorbed Blade's blood, the metal gradually took on a red sheen. With each beat of his heart, the color deepened, until it glowed like the energy blades in a sci-fi movie.
Blade twirled the sword in one hand, tracing a few graceful arcs. He quickly adapted to its weight and length, and to the resistance it met as it cut through the air. Then he settled into a battle-ready stance. "Come on, Fis."
"Blade, I don't know where you got the power to become what you are now. But with the Blood God's power, I'm the most powerful being in the world." Fis released Blade's mother, then vanished again.
I still can't see him move... He isn't moving at high speed. He's disappearing from one place and reappearing somewhere else.
Even after drawing the sword and doubling his physical capabilities, Blade still couldn't track Fis—not with his dynamic vision or his neural reflexes. But with computer assistance, he didn't need to see Fis. He didn't even need his honed instincts. All he had to do was hand over partial control of his body and follow the series of tactics the computer had mapped out in its simulations, swinging at the right time, with the right force, along the right angle.
As if they'd rehearsed it together, Fis used crude magic to teleport to Blade's side. The instant he re-formed, the red blade swept across and cut him in half.
Fis's expression froze as his upper half toppled. But the Blood God's power within him sprang into action, turning both halves of his body into blood. The two masses of blood drew his body together and quickly repaired the wound. Aside from his clothes, which couldn't be mended, there