The user can become the embodiment of corruption, being able to spread certain influences to victims like a virus. Once the influences take control of emotions the user may have limited power over the victim to drive them to do horrible things. The user may influence one's dark side and break their moral values.
The Hanged Man pathway (Lord of the Mysteries) seems to have corruption and degeneration abilities. They represent depravity but also represent sacrifice and commitment in a positive sense. They can use powerful flesh and blood magic, manipulate shadows, and steal souls to use other Beyonders' abilities. At High-Sequences, they could manifest their foe's corruptive thoughts and use their stolen soul's abilities simultaneously.
Nega Bosses (Balan Wonderworld) are corruptions of the Inhabitants' hearts formed from a bad memory happening from the past. Barktholomew was crafted from the heart of a farmer whose farm was destroyed, Jose…
…Anjelica was created by the heart of a diver who nearly drowned, Fiona…
…Wormsworth who was created from the heart of a young girl who accidentally scared other students away when she indulged in her enthusiasm for bugs, Yuri…
…Worville Wright was created by the heart of a young inventor who nearly died in an attempt to fly, Haoyu…
…Cuckoo was created by the heart of the woman who loved birds, Sana…
Purrla was created by the heart a young girl thought she lost her cat in a dreadful car accident, Cass…
…Fortstopher IV…
…and it’s vessel was created by the heart of the man who lost a game of chest and was embittered, Cal…
…Grim Creeper was created by the heart of a girl lost her parents and became too scared to love, Iben…
…Princess Marley was created by the heart of a clown who was too scared that a princess would reject him if proposed to by him, Attilio…
…Inkabelle was created from the heart of a woman who was a renowned artist but suffered artist's block, Lucy…
Hydrac was created from the heart of a man who was a firefighter who was hampered by igniphobia, Eis…
…and Hooverton was created from the heart of an old man who was invisible to everyone, Bruce.
Cursed Spirits (Jujutsu Kaisen) are living embodiments of the corruptive negative energy exuded from humans, which gather, fester, and finally gain sentience.