Perfected Super Saiyan Blue (SSJJ)

Perfect Super Saiyan Blue is the completed form of Super Saiyan Blue.

Overview
This is no physical change to user excluding the absence of the aura.

Power and Usage
In many aspects; this form is similar to Super Saiyan Full Power in regards to becoming a more refined form from its predecessor. However, the form requires time and focus to in order to access it which can be difficult in the heat of battle. Saiyans must be capable of prolonged periods of intense mental and physical concentration in order to contain the flux of ki win their body. As stated by Vegeta; Saiyans risk crippling their body if the ki erupts.

Future Trunks eventually obtains this form during the Time Crusade.

Power Stressed
During the Tournament of Power; Goku attempted to surpass his limits by pushing the power of Perfected Super Saiyan Blue as far as he could - producing a jagged aura.

Evolved
Enraged by Goku breaking his limits and getting one step ahead of him once again; Vegeta resolved that his nature was not suited for Ultra Instinct. Instead, drawing on his pride of knowing that for most of his life; he had no teacher. Vegeta accesses a refined version of Perfected Super Saiyan Blue.