If you enjoyed playing the Orzhov strategies from Return to Ravnica block, you'll enjoy this one
Black Magician KC Grand Tournament Runner-Up Prize Card (Extra Secret Rare, 2021) Auction Price: $37,500 (~5.6 million) Awarded to top finalists in the KC Grand Tournament, making it extremely rare
Since you're already playing silver-border cards anyway, you might as well also use Infinity Elemental and try to make your opponent kill themselves with it

Check out Stephen Menendians deck from the 2011 Vintage Championships: "Stephen Menendians 2011 Vintage Champs Deck" Creatures (10) 3 Trygon Predator 4 Dark Confidant 1 Blightsteel Colossus 2 Vendilion Clique Spells (36) 1 Ancestral Recall 1 Brainstorm 1 Hurkyl's Recall 1 Mystical Tutor 1 Vampiric Tutor 4 Force of Will 4 Gush 4 Spell Pierce 1 Demonic Tutor 1 Merchant Scroll 1 Ponder 1 Time Walk 1 Tinker 1 Yawgmoth's Will 4 Preordain 1 Fastbond 1 Black Lotus 1 Mox Emerald 1 Mox Jet 1 Mox Pearl 1 Mox Ruby 1 Mox Sapphire 2 Sensei's Divining Top Lands (14) 1 Island 1 Flooded Strand 1 Misty Rainforest 1 Polluted Delta 1 Volcanic Island 2 Tropical Island 3 Underground Sea 4 Scalding Tarn Sideboard (15) 1 Ancient Grudge 2 Ingot Chewer 4 Leyline of the Void 2 Lightning Bolt 1 Mountain 2 Pyroblast 1 Red Elemental Blast 1 Tormod's Crypt 1 Yixlid Jailer Trygon Predators role is clear in Vintage: munching on Moxes

If you can afford to hold, you might want to wait for the market to stabilize or recover
Players will be provided pre-constructed decks of equal strength to use during the tournament