Forget deck color combinations, advanced mechanics, or the competitive scene
But the best chase cards outside of serialized cards were surge foil MTG reprints
Thats why cards like Cry of the Carnarium were played in a Standard format with Midnight Reaper, to deny all the death triggers

A Trail of Teacups Adun Oakenshield Aerith, Last Ancient Aid the Fallen Along the Crooked Way Avatar Destiny Avengers Quinjet Badlands Revival Blood Beckoning Blood Spatter Analysis Blood for Bones Body Snatcher Bonebind Orator Bortuk Bonerattle Braids's Frightful Return Breath of Life Cabal Surgeon Cadaver Imp Call Damage Control Call to the Netherworld Carrion Thrash Cauldron Dance Cemetery Recruitment Charnel Serenade Cheerful Osteomancer Chthonian Nightmare Clear the Stage Colfenor, the Last Yew Consumed by Greed Corpse Churn Corpse Cur Corpse Dance Corpse Hauler Courier Bat Crawl from the Cellar Crop Sigil Cruel Ultimatum Crypt Angel Daily Bugle Reporters Darigaaz's Charm Dawn Evangel Deadbridge Chant Deadwood Treefolk Death Spark Death's Oasis Dee Kay, Finder of the Lost Defiled Crypt // Cadaver Lab Defossilize Desecrator Hag Diabolic Servitude Dig Up the Body Disentomb Disturbed Burial Disturbing Plot Doctor Jane Foster Doombot Harbinger Draugr Recruiter Dross Skullbomb Druidic Ritual Dutiful Attendant Echoing Return Edgar's Awakening Eerie Soultender Emergency Weld Endbringer's Revel Enduring Renewal Entomber Exarch Erebos's Titan Eternal Taskmaster Evolution Charm Exhumer Thrull

Dragons comes out in first thanks to its simplicity: you get a ton of ramp spells and a ton of big Dragons
On top of that, you can get extra value out of Yue with cards like Illusionists Bracers