This seems like one of the best learn cards
After all, when was the last time a new printing of Mana Drain didn't, well, drain your wallet
Its seen competitive Standard play in formats that allow you to cheat it into play, and Commander players love it in big and silly blue decks like Jhoira of the Ghitu
If a commander whose eminence ability triggers is put into the command zone before that ability can resolve, the ability doesnt do anything

With all that said, here are the most expensive cards from Duskmourn so far: #1 Abhorrent Oculus $30 #2 Valgavoth, Terror Eater $24 #3 Overlord of the Hauntwoods $24 #4 Overlord of the Balemurk $19 #5 Meathook Massacre II $11 #6 Gloomlake Verge $10 #7 Overlord of the Mistmoors $9 #8 Screaming Nemesis $9 #9 Enduring Innocence $9 #10 Dollmakers Shop // Porcelain Gallery $8 #11 Kaito, Bane of Nightmares $8 #12 Razorkin Needlehead $8 #13 Floodfarm Verge $8 #14 Walk-In Closet // Forgotten Cellar $7 #15 Blazemire Verge $6 #16 Funeral Room // Awakening Hall $6 #17 Mirror Room // Fractured Realm $6 #18 Thornspire Verge $6 #19 The Wandering Rescuer $5 #20 Fear of Missing Out $5 #21 Unstoppable Slasher $5 #22 Overlord of the Floodpits $5 #23 Ghost Vacuum $5 #24 Enduring Curiosity $4 #25 Overlord of the Boilerbilges $4 #26 Hushwood Verge $4 #27 Enduring Vitality $4 #28 Unholy Annex // Ritual Chamber $4 #29 Tyvar, the Pummeler $4 #30 Hauntwoods Shrieker $4 #31 Leyline of Resonance $3 #32 Demonic Counsel $3 Thats it
