When Necrodominance is active on the field, its controller skips their normal draw step and may pay any amount of life at the beginning of their end step to draw that many cards

Academic Dispute Animate Object Arcane Subtraction Burning Wish Coax from the Blind Eternities Collector Protector Cover the Spot Cover the Spot Cover the Spot Cover the Spot Cram Session Cunning Wish Dart Throw Dart Throw Dart Throw Dart Throw Death Wish Divide by Zero Dream Strix Enthusiastic Study Eyetwitch Fae of Wishes Fae of Wishes Field Trip First Day of Class Glittering Wish Gnarled Professor Golden Wish Grizzled Huntmaster Guiding Voice Hunt for Specimens Igneous Inspiration Karn, the Great Creator Knife and Death Living Wish Mastermind's Acquisition North Wind Avatar Overgrown Arch Photo Op Poet's Quill Pop Quiz Professor of Symbology Research // Development Research // Development Retriever Phoenix Ring of Ma'rf Rise of Extus Sparring Regimen Spawnsire of Ulamog Spike, Tournament Grinder Study Break The Raven's Warning Vivien, Arkbow Ranger Wish Wizened Arbiter (playtest)
There just arent many one and two mana creatures like Vexing Devil to fill out the lower end of a curve
Honorable Mention: Arius, Flyby Trawler Introduced to Arena through Alchemy: Aetherdrift , Arius, Flyby Trawler is similar to Marauding Mako as a discard payoff that grows with counters, though Arius only gains them one at a time
He could play fewer, but he finds that he needs to combo off several times in many games, so he doesn't want to
The more colourless stuff you have in your deck the better this becomes