Players actually preferred losing a card of their opponent's choice than losing one to the whim of fate
Thats gonna play a huge part in why I choose some of the flavor texts in this list
My one contender is Urza, Lord High Artificer
Its normal attack is situational, but 130 is solid damage and when the effect to discard a Special Energy from the opponent comes up it's great

3 Blazing Hellhound Blood Cultist Bloodhall Priest Bloodtithe Harvester Body Dropper Boggart Cursecrafter Boltwing Marauder Brawl-Bash Ogre Bullseye, Death Dealer Carnage Gladiator Carnage, Crimson Chaos Carnival Hellsteed Chainer, Nightmare Adept Chaos Spewer Chaos, the Endless Charforger Cindering Cutthroat Coalstoke Gearhulk Crash, Reckless Endrider Cruel Administrator Cryptborn Horror Cult Guildmage Cultbrand Cinder Deathbringer Thoctar Deepfire Elemental Defiler of Souls Demigod of Revenge Desecrex, Gift of Servitude Dire Fleet Captain Dire Fleet Neckbreaker Dire Fleet Warmonger Dragonlord Kolaghan Dread Slag Dreadhorde Butcher Dust Stalker Eclipsed Boggart Elite Headhunter Emberstrike Duo Exava, Rakdos Blood Witch Falkenrath Aristocrat Far Fortune, End Boss Fireblade Artist Fireglass Mentor Flayer Drone Florian, Voldaren Scion Footlight Fiend Forerunner of Slaughter Forge Boss Fulminator Mage Garland, Knight of Cornelia Garna, Bloodfist of Keld Garna, the Bloodflame Gastal Thrillseeker Gev, Scaled Scorch Ghostflame Sliver Glistening Goremonger Gobhobbler Rats Goblin Deathraiders Goblin Outlander

If you hold back a hasty creature or plan to activate a creature land like Den of the Bugbear after the wipe, that can keep the pressure going even after your opponent resets the board