3 A more expensive, but more versatile Guttersnipe isnt a bad card, but at 4 mana Black Waltz No
Until then, I will do my best to try out many new cards making the format I love, Modern, as diverse, and fun as possible

Abyssal Persecutor Archfiend of Despair Balor Be'lakor, the Dark Master Blade of the Oni Bloodletter of Aclazotz Burning-Rune Demon Defiler of Souls Demon of Dark Schemes Demon of Death's Gate Demonlord Belzenlok Doom Whisperer Falco Spara, Pactweaver Griselbrand Hellcarver Demon Herald of Anguish Ifrit, Warden of Inferno Infernal Sovereign Jetmir, Nexus of Revels Lord Xander, the Collector Lord of the Forsaken Lord of the Pit Lord of the Void Malfegor Master of Cruelties Mindwrack Demon Ob Nixilis, Captive Kingpin Ob Nixilis, the Fallen Ormendahl, the Corrupter Prince of Thralls Raffine, Scheming Seer Rakdos, Lord of Riots Rakdos, Patron of Chaos Rakdos, the Muscle Rakdos, the Showstopper Razaketh, the Foulblooded Reaper from the Abyss Rot-Curse Rakshasa Scourge of the Skyclaves Shadowborn Demon Sol'kanar the Tainted Spawn of Mayhem The Speed Demon Valgavoth, Harrower of Souls Valgavoth, Terror Eater Vito, Fanatic of Aclazotz Withengar Unbound Xathrid Demon Ziatora, the Incinerator

Don't forget to make it harder and shuffle the cards with one hand