**Abilities:**
-Crimson Comet: A High level attack magic
-Twelve Layers Of Barrier (Statis)': A High level magic which can nullify or seal any type of magic regardlessly.
-Voice Changer: A magic that allows to change your voice to anybody's.
-Metamorphisis: A magic for disguise.
-Clearance: A magic which can heals diseases or curses.
-Mirage Eye: A magic technique that can send the information that was seen as it is in its eyes to its caster.

Leo Demonheart is the strongest of all of the Twelve Demonheart Series. He is the main protagonist of the Yuusha, Yamemasu series.

After saving humanity from the despicable Demon King, Leo Demonhart does not earn a hero’s standing. Instead, he is regarded with suspicion and hostility by those he fought to protect. Treated as a pariah with nowhere else to turn, exiled Leo seeks a position in the army of his former nemesis! But the army is not what it once was before its defeat at Leo’s hands, so to maintain his new position, Leo must whip the forces back into fighting shape.
 
(Source: Sentai Filmworks)

[Profile (Animo Produce)](https://animoproduce.co.jp/artists/onokensho/) | [Twitter](https://twitter.com/ono_kensho) | [Instagram](https://www.instagram.com/kenshoono1005/)

Married to voice actress [Kana Hanazawa](https://anilist.co/staff/95185/).

**Non anime roles:**

- Harry Potter - *Harry Potter* franchise (Live action films; JP dub)
- [Diluc Ragnvindr](https://anilist.co/character/187554/) - *Genshin Impact* (Video Game)
- Enforcer - *Arknights* (Mobile Game)
- Miles Morales - *Spider-Man: Into The Spider Verse; Spider-Man: Across the Spider-Verse* (Films; JP dub)
- Strohl - Metaphor: ReFantazio (Video Game)

__Birthplace:__ München, Germany

[Synchronkartei](https://www.synchronkartei.de/sprecher/6974/2) | [Instagram](https://www.instagram.com/fef_ina_nutshell/)

A two-part new animation released with both Yuusha, Yamemasu Blu-ray/DVD boxes.

After saving the world, the strongest hero Leo became someone who is not wanted in the peaceful human world. He was too strong. Exiled, he seeks a job at the Demon King's Army, which he had defeated and needs to be rebuilt. The Army had many problems: too much work, financial troubles, etc. Leo starts to make things better using his power. Leo encounters Echidna again, and asks her why she invaded the human world. There was an unexpected story---!
 
(Source: Kadokawa)

After saving the world by defeating the Demon Lord, the strongest hero Leo became unwanted in the peaceful human kingdom because they feared his power. Exiled, he sought a job with the Demon Lord's kingdom, which needs to be rebuilt after its defeat. The army and kingdom had many problems: lack of manpower, financial troubles, etc. Leo started to make improvements using his power and experience. When Leo encountered Echidna again, he asked her why she invaded the human world. There was an unexpected story---!
 
(Source: Kadokawa, translated)