It enters with three times that many +1/+1 counters on it.) Whenever this creature attacks, it deals damage equal to its power to up to one other target creature
Dolores Madrigal - Easy Listener is a good quester that replaces herself when an opposing character is exerted, which is an easy thing for this deck to do, while Pepa Madrigal - Weather Maker can exert an opposing character and keep them exerted so you can follow up with an answer to it on the following turn
Good times for, well, no one, but its a thing

Carnage Altar Ceremonial Knife Chandra's Regulator Chromatic Orrery Chromatic Sphere Chromatic Star Chronicle of Victory Chronomancer Circuit Mender Clamorous Ironclad Clockwork Fox Clockwork Servant Coercive Portal Collector's Vault Colossus of the Blood Age Combat Courier Combat Thresher Combustible Gearhulk Commander's Sphere Conch Horn Conjurer's Bauble Contested Game Ball Cosmos Elixir Courier's Briefcase Courier's Capsule Coveted Falcon Coveted Jewel Cranial Archive Credit Voucher Cryogen Relic Cryptex Culling Dais Cult of Skaro Curie, Emergent Intelligence Currency Converter Cyclonus, Cybertronian Fighter Cyclonus, the Saboteur Daily Bugle Newspaper Damocles Base, Sword of Kang Daredevil Dragster Darkwater Egg Data Scrubber Davros, Dalek Creator Deal Broker Detective's Satchel Detention Chariot Diary of Dreams Dictation Quillograph Dimir Cluestone Dimir Locket Diviner's Lockbox Diviner's Wand Dragon's Hoard Dreamstone Hedron Dross Skullbomb Dungeoneer's Pack Dyadrine, Synthesis Amalgam ED-E, Lonesome Eyebot Eerie Gravestone Elsewhere Flask Emmessi Tome Endless Atlas Energy Refractor Esoteric Duplicator Esper Sentinel Esper Sojourners Etherium Astrolabe Everythingamajig Everythingamajig Eye of Vecna Faerie Aerie Farsight Mask

Now all you have to do is flat all of your mana, pay two and tap Isochron Scepter to cast a copy of Dramatic Reversal, which untaps all your permanents including Isochron Scepter and those mana sources you just tapped
I included those for some spice