Background
An ancient entity inhabiting the body of 
Hana KurusuHana KurusuHumanThe human vessel for Angel, a young woman who devoted herself to the entity inhabiting her body. Hana harbored feelings for Megumi Fushiguro, which made her vulnerable to manipulat..., possessing the ability to extinguish cursed techniques entirely. Angel's 
Technique ExtinguishmentTechnique ExtinguishmentAngel erases cursed techniques. Not suppresses, not blocks, permanently destroys. The targeted technique ceases to exist. Seals sustained by cursed energy break. Barriers maintaine... was the key to breaking the Prison Realm seal on Gojo, and later became a devastating weapon when Yuta copied it for his domain expansion.
Known techniques
Technique
Jacob's Ladder
邪去悔の梯子
A column of divine light descends from above and purifies everything it touches. The attack neutralizes cursed energy on contact, it doesn't just damage, it cleanses, making it especially devastating against beings that are made of cursed energy. At maximum output, Jacob's Ladder can critically wound targets that conventional cursed technique attacks barely scratch.