This is the list of characters from Buena Vista Comics/Panini Comics' comic book Monster Allergy and its animated series.

Protagonists

Ezekiel Zick Ezekiel 'Zick' Barrymore (Ezechiele Zick in the original Italian version) is the male protagonist in the comic book and animated TV series, Monster Allergy. In the animated series, he is voiced by Holly Gauthier-Frankel in English, Monica Ward in Italian and Féodor Atkine in French. Zick is a young boy who is considered "strange" for his ability to see monsters others cannot see. He suffers from allergies that allow him to sense dangerous monsters.

Elena Potato Elena Potato (Elena Patata in the original Italian version) is the female protagonist in the comic book and the animated TV series, Monster Allergy. In the animated series, she is voiced by Annie Bovaird in English, Monica Ward in Italian and Marie-Laure Dougnac in French.

Elena is Ezekiel Zick's Italian best friend around his age. She helps him in their adventures. She adores cats and the world of invisible monsters.

Villains

Major villains

Magnacat Magnacat is a powerful Gorka who operates as the president of Pyramid Inc., a kitchen appliance store. Magnacat possesses vast magical powers that allow him to shapeshift and control the minds of others.Season 1, Episode 3: "Cat in the Pot" Magnacat intends to create an army of Androgorkas and enact revenge on Bibbur-Si, from which he was exiled long ago.Season 1, Episode 4: "The Monster Next Door"Season 1, Episode 5: "The Pyramid of Invulnerable" After being eaten by Captain Bristlebeard, Magnacat is converted into living ooze.Season 1, Episode 6: "Magnacat" In this state, he is confined to a capsule to regain his body and strength. As a last resort, Magnacat orders Viziosed to get the Horn of Kong to summon the Monster-Saur. His control over the monster was not complete, however, and he formed a loose alliance with the Tamers to stop it. Zick and Elena escape, trapping Magnacat and Viziosed inside Monster-Saur's body.

In the second season of the animated series, Magnacat escapes along with Viziosed by absorbing the energy of Monster-Saur to confuse the Dombox into releasing them. He is defeated and sealed into a special Dombox designed to prevent him from escaping.Season 2, Episode 40: "The Invisible Enemy"

Magnacat is voiced by: Roberto Draghetti (Italian), Al Goulem (English).

Moog Magister

Moog Magister is one of the main antagonists in the second season of the animated series. He is the lord of the Anguane witches, with Emily as second-in-command. When Emily learns about the Hundred and First Door in the Ancient Armory, Magister kills Emily as she no longer has any use to him, and makes a deal with Sinistro. At the crypt, he uses his magical bag to get all the Domboxes, but quickly finds that it is a trap. After getting lost inside the Armory, Magister encounters Bombolo, who has eaten his magical bag, and pursues him through the Armory. Magister manages to obtain the key, which is destroyed because only a Tamer can wield it. He dies after falling into the lava.Season 2, Episode 52: "The Hundred and First Door"

In the comic book series, Magister plans to control a giant Gaiga monster called the No Name with a small device to summon it.Comic Issue 15: "The Ancient Armoury" When he finally controls the No Name, he quickly throws Emily into the sea and attacks Bibbur-Si. However, he is defeated by the young Tamers. No Name, famished by centuries of imprisonment, devours Magister.Comic Issue 16: "Stormy Weather"

Hector Sinistro

Hector Sinistro is a Dark Tamer, and one of the main antagonists in the second season of the animated series. He tries to get revenge against Zob, by attacking his son, Zick. In the past, he was a respected Tamer until he was discovered by Zob to be illegally selling captured monsters to the Anguanes. He was turned in and marked as a renegade Tamer or Dark Tamer and was banished from the Armory. Emily brought Sinistro to Moog Magister to help him get to the Ancient Armory by going through the Hundred and First Door. He agrees to help Magister to get Domboxes in the crypt so he can get the Scepter Dom. After obtaining the Scepter, Sinistro ends up succumbing to its power and is transformed into a monster.

In the comic book series, Sinistro is 783 years old and was imprisoned for life for his crimes against monsters. He is sinister by nature, turning his passion for the circus into a nightmare. After escaping prison, Sinistro kidnaps and exploits monsters to work in his circus.Comic Issue 24: "Sinistro's Circus" Sinistro gathers a group of Dark Tamers to attack the Ancient Armory and manages to kidnap Elena. He then forces Zick to give up all his Dom power to save Elena. However, Sinistro is overwhelmed by Dom energy, which kills him along with the other Dark Tamers.Comic Issue 29: "Only For Elena"

Hector Sinistro is voiced by Leonardo Graziano (Italian).

Minor villains

Omnised and Omniquod

Omnised and Omniquod are Gorka brothers who act as Magnacat's minions. They sometimes fight each other over which one of them is right.Season 1, Episode 11: "The Ancient Armory" They are able to assume human forms, retaining hair behind their ears.Season 1, Episode 21: "The Skeleton Army"

Viziosed Viziosed is a large, red Gorka who works for Magnacat.Season 1, Episode 26: "The Horn of Kong" He secretly steals the Horn of Kong Teddy had taken from the Ancient Armoury and attempts to summon the Monster-Saur for his master. The horn did not work properly, however, as it lacked a pendant Teddy had taken, and Viziosed and Magnacat were attacked by the disobedient Monster-Saur. Zick traps the Monster-Saur in his Universal Dombox, trapping Magnacat and Viziosed with it.

Magnacat devours the Monster-Saur from the inside, allowing him and Viziosed to escape. Zick traps Magnacat using a special giant Dombox, while Viziosed was trapped by Trengingigan.

Dark Phantoms

Dark Phantoms are ghosts that are willing to gain life by eating monsters and Tamers. As they consume more. they become very destructive, and turn into living ghosts (half-monster, half-ghost).Season 1, Episode 9: "Canned Monsters"

These are the Dark Phantoms known in the series: Bristlebeard the pirate, Lester the night watchman with his dog Briba, the Blacksmith brothers,Season 1, Episode 20: "Shoes for Bombo" Baht Belasco and crewmen of the Unicorn,Season 2, Episode 34: "Pirates of the Unicorn" and two smugglers: Shooter and Jones.Season 2, Episode 46: "The Ghosts of the Forest"

Bristlebeard

Bristlebeard is the first Dark Phantom seen in the series, and the captain of the pirate ship "The Unicorn". He is summoned by Zick to help defeat Magnacat by eating him and his Androgorkas. Bristlebeard turns on Zick, but retreats when Zick overpowers him. Later on, he is tracked down by Zick and Elena to find his treasure to save Greta's Flower Shop. While searching for his treasure and fighting him, the two learn that Bristlebeard's real name is Horacio and that he once loved a woman named Olivia, who he has unsuccessfully tried to find again. Bristlebeard is defeated when Zick uses the Universal Dombox to dissolve his body.Season 1, Episode 7: "Pirates Hideout"

Bristlebeard reappears in the second season, where he is summoned by Zick using the Voice Dom. He states that he reunited with Olivia again in the afterlife and no longer eats monsters.

Emily Vermeer

Emily Vermeer is Zick's aunt. She is very rich and uncaring to Zick's family. She later appears as the leader of the Anguanes, and is known to them as the Anguana of Er.Season 1, Episode 16: "Bewitched Party"

Emily reappears in the second season as an assistant of Moog Magister.Season 2, Episode 27: "Lord of the Witches" Following a series of failures, the Anguanes try to please Magister by throwing a party to celebrate his 301st birthday, but Magister ends up destroying the party and plans to kill all the Anguanes for their failure. Magister kills Emily, seeing no more use for her.

Anguanes

The Anguanes are merchant witches who live in a hollow tree in the Forest of Cham. They capture monsters to make potions and spells, and completely follow their leader Emily Vermeer, also known as the Anguana of Er,Season 1, Episode 12: "Witches Village" as well as Moog Magister.

Black Fires

A Black Fire is a Dark Phantom that has reached the bottom of the abyss. Elena had awakened one of these creatures and endangered Bombo and Snyakutz Bu.

Supporting characters

Zick's family

Greta Barrymore Greta Barrymore is Zick's mother and lives with him in the Barrymore house.Season 1, Episode 1: "House of Monster"Season 1, Episode 2: "Monster Pod Under Oldmill" She owns a flower shop, and her husband is Zobedja Zick. She is friendly to anyone. She eavesdropped on Zick while he was first fighting Magnacat which lead her to reveal that she too can see monsters and ghosts. She hid this ability because didn't want her son to end up like his father.

In the comic book series, Greta is a loving mom and wife. She gives the gift of sight to Elena when Elena is being left out of saving Bibbur-Si from the Giga-Monster.

Greta is voiced by: Alessandra Korompay (Italian), Pauline Little (English).

Zobedja "Zob" Zick

Zobedja Zick is Zick's father and the husband of Greta Barrymore. He was shrunk after battling against Magnacat. He was returned to normal with the Breath of Mugalak. Elena and Zick convince Zob to share the cure with Terrence, who was turned to stone in the same incident. Greta and Johanna persuade him to get repair his relationship with Terrence even though he blames him for being shrunk for years, and he agrees to do it while going to Port Reef with the rest of the family.Season 1, Episode 14: "Family Reunion"

Zob is voiced by: Andrea Ward (Italian), Mark Camacho (English).

Theo Barrymore and Tessa Grange

Theo and Tessa are Zick's maternal grandparents. At home, Zick is in continuous contact with the ghosts of grandparents, who often provide valuable suggestions and wise advice to their grandson. They were good friends with Ezeria and Maria Zick, Zick's paternal grandparents.

Theo and Tessa are voiced by: Pietro Ubaldi and Caterina Rochira (Italian).

Ezeria Zick and Maria Bertold

Ezeria and Maria are Zick's paternal grandparents. When Zob loses his powers, the Maximum Tutors decided to separate the Zick family by sending Ezeria and Maria to a Detention Oasis in Eilenou. They were good friends with Theo and Tessa and were upset that they died, but brightened when they saw their ghosts.

Monsters

Bombo

Bombo is a monster who lives in Zick's house under the supervision of Timothy and later Jeremy. His crime is ignoring his diet and stealing cakes. Bombo is afraid of Jeremy and in the animated series, has nightmares about Jeremy foiling his plans to steal Zick's shoes.

Bombo is voiced by Pietro Ubaldi (Italian), Rick Jones (English).

Snyakutz Bu

Snyakutz Bu is a monster who lives in Zick's house under the supervision of Timothy and later Jeremy. His crime is littering (leaving pieces of himself everywhere). He is Bombo's closest friend and accompanies him in stealing Zick's shoes.

Snyakutz Bu is voiced by Riccardo Peroni (Italian), Gordon Masten (English).

Clak-Ritak

Clak-Ritak is a Bobak who resides in the Barrymores' Detention Oasis. His crime is playing a violin horribly out of tune.

Ben-Talak

Ben-Talak is a Bobak who resides in the Barrymores' Detention Oasis. His crime is telling made-up stories and lying. Ben-Talak is voiced by Claudio Moneta (Italian).

Trengingigan