Thunder Control Dagger

The Thunder Control Dagger (, Rai Sei Ken) is a weapon used by Flan.

Along with regular stabbing attacks, the Thunder Control Dagger can channel electricity.

The Thunder Control Dagger is a long-bladed knife with two inward-curving metallic prongs near the base of the blade.

Her blade is decorated with a purple marking; a thin point with curved prongs attached to either side of the base.