mjolnir mtg card Mjolnir, Storm Hammer | Universes Beyond: Assassin's Creed Variants Foil Whenever equipped creature attacks Mjölnir, Storm Hammer (foil)

In Standard that's pretty great, you get three cards for the price of one

With that said, Environmental SciencesEnvironmental Sciences is another one of those cards that will still see play, if a bit begrudgingly, as Lessons decks explore the small card pool

She also has a mana sink ability that generates card advantage

Meanwhile, stax pieces like Narset, Parter of Veils, and Alms Collector turn this into a net-positive card

The Urzas Saga lands, on the other hand, can all offer a ton of mana if you play within their confines

If the enchantment copied by the token had any "when [this permanent] enters" abilities, the token also has those abilities, and they'll trigger when it's created