This is Obelisk Duel Academy, Where most new duelists go to for legitimate dueling education, along with basic learning (such as math, history, English, science, Etc.).

(Hallways)

(Classroom)

(Duel Room)

(School yard)

There are two kinds of teachers, Casual teachers and Dueling teachers, and unlike the Academy in Yugioh GX, there are no dorms.

Findable cards: [6/6]
[Common]

- In a classroom

[Rare]

[Secret Rare]

- Defeat Red Armored Spirit