When Ibuki was training on his own in the Black Room in episode 15, some aura of Rising Slash was shown. It fully appeared in episode 16 in the match against Storm Wolf. Ibuki used it to stop Gold Fever successfully.
The user gathers yellow energy around their hand, then runs towards the ball and spins around a few times before swinging their hand like an uppercut, which creates 5 yellow slashes to block the shot.