Master of Death Zombie-typal decks often flirt with sacrifice and self-mill subthemes, giving you plenty of ways to get Master of Death into your graveyard
Alibou, Ancient Witness Alibou, Ancient Witness Anger Arlinn, Embraced by the Moon Barbarian Class Blur Sliver Cyclops of Eternal Fury Dragonlord Kolaghan Emblem of the Warmind Fervor Fires of Yavimaya Firion, Wild Rose Warrior Garna, the Bloodflame Gimli's Reckless Might Goblin Warchief Hammer of Purphoros Hellraiser Goblin Invigorating Hot Spring Karrthus, Tyrant of Jund Keldon Strike Team Kragma Warcaller Madrush Cyclops Maelstrom Wanderer Maze Rusher Oni of Wild Places Avatar Purphoros, Bronze-Blooded Rising of the Day Samut, Tyrant Smasher Samut, Voice of Dissent Smellerbee, Rebel Fighter Tahngarth Tannuk, Steadfast Second Temur Ascendancy The Fire Crystal Thopter Engineer Tuktuk Rubblefort Urabrask the Hidden Yarus, Roar of the Old Gods
However, one engine in particular has greatly changed the format because of its ability to allow players to take four to six prize cards in a single turn
Try using them and your other "levelers" with Time of Heroes, an enchantment that gives each creature you control with a level counter on it +2/+2
The Excited Turbo ability also gives Oricorio ex genuine competitive utility, supporting both collector and player demand
I do like the strong damage output from Poltergeist for some mid-to-late game attacks so maybe Banette ex will see some success