But the real answer to this question depends on your budget and what set youd like to buy
King Macar, the Gold-Cursed You can either build this as a card draw plus a Gold tokens machine looking to win with Disciple of the Vault, Marionette Master, and Revel in Riches, or you can lean into the tapping and untapping thing using your artifact synergies
Top 30+ Most Expensive Pokemon Cards Ever Released 2.1

Zuri, Warrior of Wakanda Bast, Panther Goddess Okoye, Mighty and Adored Shuri, the Black Panther Storm, Queen of Wakanda T'Chaka, Venerable King Heart-Shaped Herb Kimoyo Beads N'Yami-Class Mother Ship Panther Habit Panther Robot Shuri's Fabricator Vibranium Mining Mech Vibranium Strike Gauntlets The Great Mound Divine Visitation Loyal Retainers Martial Coup Vanquish the Horde Birds of Paradise Conduit of Worlds Greater Good Nature's Lore Overwhelming Stampede Coveted Jewel Gilded Lotus Helm of the Host Metalwork Colossus Solemn Simulacrum Trading Post Bountiful Promenade Canopy Vista Fortified Village Razorverge Thicket Scattered Groves Scavenger Grounds Sungrass Prairie Sunpetal Grove Throne of the High City Scourglass Fleecemane Lion Hammer of Nazahn Mind's Eye Sword of the Animist Thran Dynamo Dispatch Generous Gift Ingenious Smith Palace Jailer Valorous Stance Beast Within Harmonize Loyal Guardian Arcane Signet Wakanda Meteor Golem Sol Ring Wakanda Whispersilk Cloak Command Tower Wakanda Evolving Wilds Path of Ancestry Terramorphic Expanse 12 Plains 12 Forest T'Challa, the Black Panther and his royal allies have arrived to pave a path to victory

You're definitely getting value for all the mana you spend
Rares & mythics