Super Rare x9
Historical auction houses following Heritages lead Facing the limits of the multibillion-dollar painting markets ability to expand indefinitely, centuries-old auction powerhouses like Christie's and Sotheby's are rethinking their models and diversifying their offerings, first by embracing the luxury collectibles sector and now increasingly, by engaging more deeply with other collectibles categories, as well as brand-extension products and experiences that can attract buyers at different price tiers and inspire lasting customer loyalty
Dark Room of Nightmare X SPELL Continuous Each time your opponent takes damage from a card effect, except "Dark Room of Nightmare", inflict 300 damage to your opponent
This card could be great, but the rest of your match has to be going well for that to happen
The ATK boost is actually welcomed in this Deck, but it is great in the sense that it searches for one of your starters and then can immediately be pitched from your S/T Zone for their effects
The archetype's Spells and Traps allow for revival and ATK boosting with "Mathmech Equation", triggering effects of various "Mathmech" Main Deck monsters with the Equip Spell "Mathmech Billionblade Nayuta", further ATK boosting and card removal with "Mathmech Induction", and Spell Speed 2 Extra Deck Summoning through "Mathmech Superfactorial"