Initially, the Evolver was Kaname Date's gun, issued and developed by the Advanced Brain Investigation Squad during the 2010s. By 2026, the Evolver was given to the new recruit Kuruto Ryuki. It is capable of firing a variety of bullet types.
This bullet is in the shape of a ball.
This bullet produces a stream of flame as it is fired.
This bullet is attatched to a wire so it pulls out a wire behind it as it is fired.