Although this Temur commander only triggers on the first spell you cast each turn, you can sometimes cast that spell for free if you have enough artifacts
Second, Korvold can be your Jund commander, and a fairly powerful one at that
It works with lands and enchantments, too
Whatever your plan for the deck is, its more likely to be able to accomplish its goal if you see more cards
Like most Magic: The Gathering cards, the value of Dire Undercurrents depends on a few consistent factors: its rarity, the printing and finish (regular or foil), its physical condition, and the set it was printed in (Shadowmoor)
Our top sorcery is also...pricey since it's on the Reserved List, but it costs just three, and then everyone shuffles their deck, graveyard and hand and draws a brand new hand