As we can see, Duskmourn has a strong diversity of powerful rares and mythics which are playable in a variety of formats, including Commander, Standard, and beyond
Rufus Shinra is a subtle example of an enabler, as he will consistently generate a token creature that provides fodder for your plans

Aang, Destined Savior Admonition Angel Angel of Serenity Anzrag's Rampage Apple of Eden, Isu Relic Ashiok's Erasure Asmodeus the Archfiend Aurelia's Vindicator Aurora Phoenix Avatar Kyoshi, Earthbender Ba Sing Se Badgermole Badgermole Cub Bag of Devouring Bag of Holding Bane Alley Broker Beifong's Bounty Hunters Bitter Work Bottled Cloister Bumi's Feast Lecture Bumi, Eclectic Earthbender Bumi, King of Three Trials Champion of the Clachan Champion of the Path Champion of the Weird Champions of the Perfect Champions of the Shoal Coin of Fate Cold Storage Colfenor's Urn Cosima, God of the Voyage Cracked Earth Technique Dai Li Agents Dai Li Indoctrination Darigaaz Reincarnated Day of the Dragons Deny Reality Detention Sphere Disorder in the Court Earth Kingdom General Earth Rumble Earth Village Ruffians Earthbending Lesson Earthbending Student Earthen Ally Endless Sands Ethereal Forager Etherium-Horn Sorcerer Faceless Butcher Faceless Devourer Fatal Fissure Fiend Hunter Flickerform Gravegouger Gustha's Scepter Haru, Hidden Talent Helvault Hide on the Ceiling Hofri Ghostforge Holistic Wisdom Hypnox Icy Prison Identity Thief Induced Amnesia Ingenuity Engine Journey to Nowhere Leonin Relic-Warder Livio, Oathsworn Sentinel Mechtitan Core Mesmeric Fiend Mimic Vat Mirror of Life Trapping

With each new release, there are new chase cards for players to collect
My favorite card released this year is Long Goodbye. Whats a fun fact or less-known detail about the art from the above question
Beyond offering rarely-seen support, mono-colored decks are just plain unique, offering fun experiences for players and challenges for Wizards