While the blue-black decks would occasionally need to turn to Dream Twist to mill themselvesthis was particularly common in decks that were loaded up with Stitched Drakes so they could, you know, actually cast their 3/4 fliers on turn threeunder most circumstances, a couple of Armored Skaabs, a Deranged Assistant, and a Forbidden Alchemy would be a more than sufficient amount of self-mill for their decks to work
From the The Shining Darkness set
This card is somewhat related to another Paradox version of Donphan, Iron Treads

Angler's Shield Armor Wars Armorcraft Judge Become the Avalanche Biorganic Carapace Blessing of Frost Braided Quipu Chromatic Orrery Cloud, Ex-SOLDIER Collective Unconscious Coveted Falcon Distant Melody Duskana, the Rage Mother Earthshaker Dreadmaw Edgar, King of Figaro Flow of Ideas Flow of Knowledge Freyalise, Llanowar's Fury Gamma Grotesque Golden Ratio Goliath, Mass Manipulator Guild Summit Harmonized Crescendo Heirloom Epic Honden of Seeing Winds Infinite Guideline Station Inspiring Call Jackdaw Kaito, Bane of Nightmares Keruga, the Macrosage Last Stand Lunar Insight Mass Appeal Minas Tirith Garrison Mondo Gecko Moonveil Regent Mouth // Feed Mouth // Feed Myojin of Seeing Winds Nexus Mentality Night of the Flying Merfolk (playtest) Paradoxical Outcome Plagon, Lord of the Beach Pol Jamaar, Illusionist Regal Force Ribbons of the Reikai Riptide Director Sage's Reverie Scroll of Isildur Sea Gate Loremaster Shaman of the Great Hunt Shamanic Revelation Slate of Ancestry Soul of Ravnica Staff of Eden, Vault's Key Swordsman's Steel Tazeem The Horus Heresy The Spirit Oasis Tishana, Voice of Thunder Titan of Littjara Titan of Littjara Vivien's Stampede Voja, Jaws of the Conclave Volo, Itinerant Scholar Winged Portent

As long as everyone agrees, it usually isnt a problem