Insector Haga

Original Name (Japanese): インセクター羽蛾
Romanized Name: Insekutā Haga
Nicknames: Insector Haga, Weevil Underwood
Series: Yu-Gi-Oh! Duel Monsters
Age: 13
Weight: 98 lbs (45 kg)
Height: 5’3″ (160 cm)
Date of Birth: Unknown
Blood Type: Unknown


Insector Haga, also known as Weevil Underwood, is a cunning and deceitful duelist. He is jealous of Yugi Muto’s skills and will go to great lengths to defeat him, even resorting to cheating and underhanded tactics. Haga is obsessed with insects and takes great pride in his insect-based Duel Monster deck.


Haga is the Japanese champion of Duel Monsters and hails from eastern Japan. He develops a rivalry with Yugi Muto, the main protagonist, and becomes a persistent antagonist throughout the series. Haga’s love of insects stems from his perception of them as cunning and adaptable creatures, which he strives to emulate in his dueling style.

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Haga has a slim, youthful appearance with large glasses and green hair styled in a unique, antenna-like fashion. His outfit consists of a green jacket, brown pants, and a white shirt, giving him an insect-like aesthetic. This appearance, along with his love of insects, has earned him the nickname “Insector Haga”.


As a Japanese champion, Haga is a highly skilled duelist who can use his insect-based deck to great effect. He is particularly adept at setting traps and disrupting his opponents’ strategies. Haga’s cunning and willingness to cheat also make him a formidable opponent, as he is not above exploiting any advantage he can find.


Insector Haga was created by Kazuki Takahashi as a character in the original Yu-Gi-Oh! manga series. He made his debut in the Duelist Kingdom arc, where he served as one of Yugi’s main rivals. Haga’s character and design were later adapted for the Yu-Gi-Oh! anime series, where he is known as Weevil Underwood.

Insector Haga – FAQ

Here are 6-8 FAQs about Insector Haga from “Yu☆Gi☆Oh! Duel Monsters”:

Who is Insector Haga?

Insector Haga, known as Weevil Underwood in the English dub, is a character who appears in the Yu-Gi-Oh! anime and manga series. He is one of the main rivals of the protagonist, Yugi Muto, and is known for using an insect-type deck that focuses on swarming the field with weak monsters and using their effects to disrupt the opponent’s strategy.

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What is Insector Haga’s role in the story?

Insector Haga is introduced as a regional champion who challenges Yugi to a duel to steal his Millennium Puzzle. He uses his insect deck to try to defeat Yugi, but ultimately loses. Haga continues to appear throughout the series, often as an antagonist or rival, competing against Yugi and his friends in various tournaments and duels.

What is Insector Haga’s Deck Strategy?

Haga’s Deck focuses on swarming the field with weak Insect-type monsters and using their effects to disrupt the opponent’s strategy. He often uses cards like “Larvae Moth” and “Killer Needle” to overload the opponent with monsters, and then uses cards like “Cocoon of Evolution” and “Parasite Paracide” to disrupt the opponent’s play.

What are some of Insector Haga’s signature cards?

Some of Insector Haga’s most iconic cards include Larvae Moth, Killer Needle, Cocoon of Evolution, and Parasite Paracide. These cards are central to his insect-based strategy and have become closely associated with his character.

How does Insector Haga’s character evolve over the course of the series?

Haga starts out as a manipulative and devious duelist, willing to cheat and use dirty tactics to win. However, as the series progresses, he begins to develop a sense of rivalry and respect for Yugi and his other opponents, eventually becoming more of an anti-hero character than a straightforward villain.

What is Inspector Haga’s relationship to the other characters in the series?

Haga’s main rivalry is with Yugi Muto, but he also frequently competes and interacts with other characters such as Joey Wheeler, Seto Kaiba, and Mai Valentine. His relationships with these characters are often contentious, but he occasionally forms temporary alliances or shows grudging respect for their dueling skills.