The user binds the target with full force with threads of silk that the user spits using its Z-Power. The power varies, depending on the original move.
Vikavolt's Trainer strikes a series of poses to build Z-Power. Vikavolt then shoots out a thick thread of white silk from its mouth and binds the opponent inside a cocoon. It then slams the cocoon on the ground, tosses it in the air, and slices through it with its jaws, causing the cocoon to explode.
This article is part of Project Moves and Abilities, a Bulbapedia project that aims to write comprehensive articles on two related aspects of the Pokémon games.