Muramasa can unleash powerful waves of energy with his sword. By stabbing his sword into the ground, he can send lines of blue energy surging across the ground, which rises up in pillared sections, in order to elevate himself and others.
Anime Image Gallery
Muramasa uses Energy Wave on the ground below himself and the other Zanpakutō Spirits
The Zanpakutō Spirits tower above the Shinigami after Muramasa uses Energy Wave.