Given that you needed at least four permanent types just to transform into this, that means you should be getting at least four mana per tap - and thats only going to become more as the game goes on
Illusionist's Bracers will trigger, copying that untap ability, and you can use the copy to untap a tapped mana source instead
Haunted Library This card began this list at my #2
This card is going to come out much later than Dreadnought, but its the real backbone of your deck, enabling you to gain lore passively whenever you draw a card
GET ALL 4 DUSKMOURN: HOUSE OF HORROR COMMANDER DECKSSee the future and cast miracles with Miracle Worker, fill your graveyard and reanimate monsters with Death Toll, cast tricky instants and mysterious face-down cards with Jump Scare!, or control monstrosities and make your opponents pay with Endless Punishment FOIL BORDERLESS COMMANDERSEvery Duskmourn: House of Horror Commander Deck includes 2 Traditional Foil Legendary Creature cards featuring spine-tingling Borderless art INTRODUCING 40 COMMANDER CARDSEach deck introduces fresh horrors to Magic: The Gathering with 10 never-before-seen Commander cards 40 ARCHENEMY SCHEMESArchenemy pits a team of three against one player who draws from an extra deck of powerful and nefarious schemes
By activating it, you can place a -1/-1 counter on one of your opponent's creatures