Fighting isn't combat which is a funny sentence to type but in this context, the distinction matters
Those decks tend to run just 1-2 copies of the card
Bracket Breakdown Bracket One: Exhibition Decks in the bottom bracket are less designed to win than they are to show off a theme or do something goofy
Most of the multi-million dollar cards, like the Alpha Black Lotus, are protected by the "Reserved List," a promise by Wizards of the Coast never to reprint them, ensuring their status as the ultimate collector's items
Heres the full list of Return to Ravnica overload cards: Blustersquall Chemister's Trick Counterflux Cyclonic Rift Downsize Dynacharge Electrickery Mizzium Mortars Mizzium Skin Street Spasm Teleportal Vandalblast Two more overload cards joined in Dragons Maze , Dragonshift and Weapon Surge
Once the ability resolves, the bonus applied by that instance of the ability doesn't change even if the number of permanent cards in your graveyard changes