duskmourn mtg commander decks Magic the Gathering Haunts and Horrors Pack Magic: The Gathering Duskmourn: House

The quick mana offered by Sol Ring can allow for explosive starts, and while it has long been a staple in the Commander format it is currently restricted in Vintage and banned in Legacy

A last thing to note is that since Valki allows you to see all of your opponents' hands, he lets you know when it's "safe" to cast himself as you become aware of whether people have removal in hand

Yes you can

Like I said in the opening paragraphs, positioning a deck for a particular tournament and succeeding there is the goal more than creating a deck with a fearsome reputation and sustained legacy throughout a format

Beyond the basic Arcane Signet and Sol Ring, artifacts that produce mana feel wasted in this deck, so it could have gone heavier on card draw, equipment, or vehicles to really power up this strategy