Main character
Zero
- appearance
- 1
- appearance
- main roles
- 1
- main roles

Zero at a glance
Zero is a main character in Irregular Hunter X: The Day of Sigma. Zero is voiced by Ryoutarou Okiayu in Japanese and by Lucas Gilbertson in the English dub.
Also known as Irregular Hunter Zero.
Zero: quick facts
- Role
- Main character
- Also known as
- Irregular Hunter Zero
- First appearance
- Irregular Hunter X: The Day of Sigma (2005)
- Japanese voice
Ryoutarou Okiayu- English voice
Lucas Gilbertson
Full Irregular Hunter X: The Day of Sigma cast👤 Most popular characters
Who is Zero?
The original creation of Dr. Wily designed to destroy Dr. Light's ultimate creation, X. Due to a heated battle with Sigma, Zero lost his memory and instead joined X's side in maintaining world peace as a hunter. Zero was the original carrier of the Maverick Virus. During the battle with Sigma, he passed it on to Sigma, making him the new carrier. Zero lost his memory in the process.
Biography excerpt via Kitsu.
Zero in numbers
- Rank in Irregular Hunter X: The Day of Sigma
- #1
- of 9 characters, by favourites
- Appearances
- 1
- 1 as a main character
- On screen
- 2005
- one year
Most-loved characters in Irregular Hunter X: The Day of Sigma
AniList favourites
- Zero104
- Rockman X82
- Sigma9
- Vile8
- Chill Penguin4
- Storm Eagle2
- Navigator2
- Thomas Light1
Show as table
| Item | Favourites |
|---|---|
| Zero | 104 |
| Rockman X | 82 |
| Sigma | 9 |
| Vile | 8 |
| Chill Penguin | 4 |
| Storm Eagle | 2 |
| Navigator | 2 |
| Thomas Light | 1 |
Appearances
More characters from Irregular Hunter X: The Day of Sigma
Zero FAQ
What anime is Zero from?
Zero is a main character in Irregular Hunter X: The Day of Sigma.
Who voices Zero?
Zero is voiced by Ryoutarou Okiayu in Japanese and by Lucas Gilbertson in the English dub.
What else is Zero called?
Zero is also known as Irregular Hunter Zero.
When did Zero first appear?
Zero first appeared in Irregular Hunter X: The Day of Sigma (2005).
Where can I watch Zero?
Open the Irregular Hunter X: The Day of Sigma page for licensed streaming links and the full episode list.







