It's mostly defined mechanically by the one set that took place there, which meant going back to themes like instants and sorceries and pushing blue, as the flavor of education is core to the identity of Arcavios
Slifer, Obelisk, and Ra are also the only cards with the Divine-Beast monster Type
That seems worth the entry cost, even knowing you only have a 1 in 10 chance of getting that sweet double spell
As a kid, I always wanted to have a real Pokdex, so I will pick this one for this thread

Provided Decklist: Monsters: 26 | Supreme King Gate Zero ||| Supreme King Dragon Darkwurm ||| Raidraptor Strangle Lanius | Raidraptor Mimicry Lanius ||| Abyss Actor Curtain Raiser | Raidraptor Singing Lanius || Raiders Wing ||| The Phantom Knights of Ragged Gloves ||| The Phantom Knights of Ancient Cloak ||| The Phantom Knights of Torn Scales ||| The Phantom Knights of Silent Boots Spells: 8 | Rank-Up-Magic Soul Shave Force | Reinforcement of the Army | Rank-Up-Magic Raid Force | Foolish Burial | The Phantom Knights Rank-Up-Magic Launch || Forbidden Chalice | Rank-Up-Magic Phantom Knights Force Traps: 6 | Phantom Knights Wing | The Phantom Knights of Shade Brigandine || Phantom Knights Fog Blade | Phantom Knights Sword | Raidraptors Phantom Knights Claw Extra: | Cyber Dragon Infinity | Raidraptor Revolution Falcon Air Raid | Arc Rebellion Xyz Dragon | Raidraptor Stranger Falcon | Gagagaga Magician | Raiders Knight | Evilswarm Nightmare || Raidraptor Force Strix | The Phantom Knights of Break Sword | Leviair the Sea Dragon | Infinitrack Fortress Megaclops | Simorgh, Bird of Sovereignty | The Phantom Knights of Rusty Bardiche | Raidraptor Wise Strix Note: This is continuing the style of Creative Deck Profile articles, designed to showcase a build through replays and an attached summary

However, players can duplicate cards by abusing the trading mechanic