北欧に伝わるルーン魔術。
対象の身体活動を低下させる呪い。
魔力の密度が高いものは弾丸並みの威力を持つ。

One of the rune spells passed down in Northern Europe.
A type of curse that can reduce the target's physical capability.
If the magical energy is highly condensed, it could have the same firepower as a bullet.