A hot-blooded boy who loves heroes. His childhood dream was to become a hero who saves the universe, which is also why he started dueling. The Hero deck he uses is modeled after the heroes he admires. After a victory, his signature catchphrase is "Gotcha! That was a fun duel!" while posing by pointing his index and middle fingers at the opponent. His deck is a mix of Elemental HERO and Neo-Spacian cards. His ace monsters are "Elemental HERO Neos" and "Elemental HERO Flame Wingman." [Elemental HERO Flame Wingman] [Level 6/Warrior/Wind/Fusion/Effect/ATK 2100/DEF 1200] ["Elemental HERO Avian" + "Elemental HERO Burstinatrix" Must be Fusion Summoned. ①: When this card destroys a monster by battle and sends it to the GY: Inflict damage to your opponent equal to the ATK of the destroyed monster in the GY.] [Elemental HERO Neos] [Level 7/Warrior/Light/Normal/ATK 2500/DEF 2000] [(Normal Monster, has no effect)]

Jaden Yuki's rival. Initially quite arrogant and petty, he is a growth-oriented character who later transforms into a more human and relatable person. He calls himself "The Chazz" (Manjome Thunder) and introduces himself with the chant "1! 10! 100! 1000! Manjome Thunder!" whenever he appears or gets a chance. His deck is a hybrid of Armed Dragon and Ojama cards. His ace monsters are "Armed Dragon LV7" and "Ojama King." [Armed Dragon LV7] [Level 7/Dragon/Wind/Effect/ATK 2800/DEF 1000] [Cannot be Normal Summoned/Set. Must be Special Summoned by the effect of "Armed Dragon LV5." ①: You can send 1 monster from your hand to the GY; destroy all monsters your opponent controls with ATK less than or equal to the sent monster's ATK.] [Ojama King] [Level 6/Beast/Light/Fusion/Effect/ATK 0/DEF 3000] ["Ojama Green" + "Ojama Yellow" + "Ojama Black" ①: While this card is face-up on the field, up to 3 of your opponent's Main Monster Zones cannot be used.]

The official beauty of the academy, characterized by long dull-blonde hair, amber eyes, a somewhat cold impression, and a model-like physique. Usually cool and dignified, she possesses strong pride and fighting spirit as a duelist. However, she isn't always serious and occasionally shows a tomboyish side. Thanks to her stunning looks, she is highly popular within the academy regardless of her own wishes. Her deck is a Cyber Angel deck. Her ace monster is "Cyber Blader." [Cyber Blader] [Level 6/Warrior/Earth/Fusion/Effect/ATK 2100/DEF 800] ["Etoile Cyber" + "Blade Skater" Must be Fusion Summoned with the above Fusion Materials. ①: While your opponent controls only 1 monster, this card cannot be destroyed by battle. ②: While your opponent controls only 2 monsters, this card's ATK is doubled. ③: While your opponent controls only 3 monsters, negate your opponent's activated card effects.]

A member of Obelisk Blue at Duel Academy, he always ranks at the top in grades and dueling skills. He practices a "Respect Duel" style, aiming for perfection while respecting his opponents, which earned him the title "Kaiser" rather than his real name. His deck is a Cyber Dragon deck. His ace monster is "Cyber End Dragon." [Cyber End Dragon] [Level 10/Machine/Light/Fusion/Effect/ATK 4000/DEF 2800] ["Cyber Dragon" + "Cyber Dragon" + "Cyber Dragon" Must be Fusion Summoned with the above Fusion Materials. ①: If this card attacks a Defense Position monster, inflict piercing battle damage.]

The head professor of the Slifer Red dorm at Duel Academy. He is usually gentle and easygoing, often seen carrying his pet cat, Pharaoh. While he appears to be a clumsy and kind teacher, he hides a mysterious side. He is an expert in alchemy. His deck is an Alchemy deck. His ace monster is "Helios - The Duo Megistus." [Helios - The Duo Megistus] [Level 6/Pyro/Light/Effect/ATK ?/DEF ?] [You can Special Summon this card by Tributing 1 "Helios - The Sun Great". This card's ATK and DEF become equal to the number of removed from play monsters x 200.]