How Magic: The Gathering Has Evolved While Magic: The Gathering was a fun and functional game when it was first released in 1993, its staying power and growth is largely due to Wizards of the Coasts willingness to update the games rules and card base
Its sort of like a virus, gameplay-wise

Azula, Cunning Usurper Barbed Bloodletter Basil, Cabaretti Loudmouth Bear Trap Bitterbloom Bearer Black Panther, Hope Enduring Brineborn Cutthroat Burden of Proof Burner Rocket Burrog Befuddler Captain Mar-Vell, Space-Born Captain Marvel, Earth's Protector Cathar Commando Celestial Armor Champion of the Clachan Cogwork Wrestler Colossal Rattlewurm Coral Sword Cuboid Colony Daring Thunder-Thief Dawn's Light Archer Deepway Navigator Dictate of Kruphix Disruptor of Currents Doc Ock's Henchmen Doorkeeper Thrull Downwind Ambusher Dubious Delicacy Eaten by Piranhas Eddymurk Crab Elementalist Adept Enduring Curiosity Entity Tracker Fae Flight Fang Guardian Fangkeeper's Familiar Fated Firepower Fear of Impostors Feather of Flight Fire-Rim Form Flash Thompson, Spider-Fan Flock Impostor Floodpits Drowner Frantic Strength Fresh Start Fungal Fortitude Galewind Moose Ghost, Spectral Saboteur Giant-Sized Flying Ant Gilt-Leaf's Embrace Glamer Gifter Glamermite Glen Elendra Guardian Goblin Firebomb Growing Dread

Unfinity brings new artifacts like attractions to the games, introduces stickers to modify your cards, and brings Un-cards to Eternal formats for the first time
Remember, a real collection isnt just about quantityits about authenticity