Walking BallistaWalking Ballista (110,074 Inclusions, 3% of 4,046,881 Decks) Everyone's favorite infinite mana outlet is also just a good little beater that can get bigger or remove problems when you've got extra mana laying around
It's fun to play and enables many possible strategies: Merfolk, +1/+1 counters, graveyard strategies, or good old-fashioned midrange with creatures that generate value and get more prominent as the game goes on

Orfeo, the Boulder Nimble Larcenist Obscura Ascendancy Obscura Charm Obscura Interceptor Ognis, the Dragon's Lash Queza, Augur of Agonies Raffine, Scheming Seer Rakish Revelers Rigo, Streetwise Mentor Riveteers Ascendancy Riveteers Charm Rocco, Cabaretti Caterer Shattered Seraph Soul of Emancipation Spara's Adjudicators Toluz, Clever Conductor Unleash the Inferno Void Rend Ziatora, the Incinerator Ziatora's Envoy Ob Nixilis, the Adversary Scheming Fence Brazen Upstart Brokers Ascendancy Brokers Charm Cabaretti Ascendancy Cabaretti Charm Cormela, Glamour Thief Corpse Appraiser Crew Captain Disciplined Duelist Endless Detour Evelyn, the Covetous Falco Spara, Pactweaver Fleetfoot Dancer Glamorous Outlaw Hostile Takeover Incandescent Aria Jetmir, Nexus of Revels Jinnie Fay, Jetmir's Second Lagrella, the Magpie Lord Xander, the Collector Maestros Ascendancy Maestros Charm Maestros Diabolist Masked Bandits Mr

Bitter Triumph This two-mana instant destroys two possible targets like Hero's Downfall, but you'll have to spend three life this time, not two, on resolution like Infernal Grasp above