Likewise, pre-release kits from Adventures in the Forgotten Realms included a randomized d20 instead of the usual spindown die, since the set included die-rolling mechanics
Also, any deck playing blue and can follow up with some kind of clock, I highly recommend playing Confounding Conundrum

Hidden Hideout Together Forever Vanquish the Horde Wave Goodbye Blasphemous Act Biogenic Ooze Steelbane Hydra Vigor Voracious Hydra Assassin's Trophy Corpsejack Menace Chromatic Lantern Cinder Glade City of Brass Dragonskull Summit Exotic Orchard Fabled Passage Grand Coliseum Hinterland Harbor Rain-Slicked Copse Rootbound Crag Smoldering Marsh Sodden Verdure Spire Garden Sunken Hollow Undergrowth Stadium Vernal Fen Lita, Little Orphan Amphibian Mona Lisa, Science Geek Lessons from Life Everything Pizza Escape Tunnel Turtle Lair Acidic Slime Cultivate Harmonize Arcane Signet Sol Ring Ash Barrens Command Tower Evolving Wilds Path of Ancestry Thriving Grove Thriving Isle Thriving Moor Vibrant Cityscape 2 Plains [WuoQks0cWOKXBo1wHOKRv] 2 Island [6yIVuyHvs3FBqZLzEpsMi4] 2 Swamp [ybjyM04ysCDJ0uO6CGdkc] 2 Mountain [4EQ6KDdA7EDCcBmRcZ4kfn] 4 Forest [6UmAnQEvIWsyftyfORH17z] Cowabunga
Thats the niche that the manifest and manifest dread mechanics fill
Again, its as if these cards were born for this frame, and for folks who put as much into the aesthetic of their deck as the power level, its going to make a lot of players very happy