diabolos deck yugioh Yu-Gi-Oh! - Diabolos, King of The Abyss (FOTB-EN061) - Force of The Breaker - 1st Edition may be 1st or Unlimited Edition Diabolos Brothers ｜ Deck Recipe

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M Charizard-EX #101/108 (holo): raw $40-60, PSA 10 $110-170

The consequences of this breakthrough are hard to overstate

Double Harvest Quick-Play "Tribute one "Five Suns" monster you control, Special summon two monsters from your Hand or Deck with equal or lower Levels

Part of a cycle that features the almost-as-broken Gaea's Cradle and somehow the hilariously unbroken Shivan Gorge, Tolarian Academy taps to make a mana for each artifact you control, which led to decks that would dump their entire hand of cheap artifacts, make a ton of mana by tapping and maybe untapping Tolarian Academy, and then use big card-draw spells like Windfall and Stroke of Genius to refill before eventually milling the opponent out with Stroke of Genius, potentially all on Turn 1