Breaker Gorgon: Self Seal, Temple of Darkness (自己封印・暗黒神殿ブレーカー・ゴルゴーン, Jiko Fūin - Ankoku ShindenBurēkā Gorugōn?) is a powerful Bounded Field on the scale of another world used by Medusa. It was a complement to the temple of blood that "enveloped the world" on the Shapeless Isle, having "sealed the world" instead. It only requires a steady supply of energy from the user to affect a target, unlike Mystic Eyes that requires a direct line of sight. It has the ability to "seal all magical properties", catching its targets inside to become trapped within the mind of the user and removing any abilities they possessed in the outside world. Those trapped within are said to see a nightmare mixed with both delight and taboo. When Rider becomes inadvertently trapped by Shirou reversing it on her, both