This land lets you add three generic mana to your mana pool, with the extremely mild stipulation that you can only use the mana on artifacts
They also have a legion of ways to deal damage directly to things
Assassin's Creed Was Made For Etrata So a few months ago I made 25 Commander Decks Under $25 and one of my favorite decks to come from it was Etrata, Deadly Fugitive: it's an aggressive tempo deck that is all about attacking with cheap evasive assassins to maximize Etrata's manifest ability, essentially doubling our army each swing and also letting us play the manifested cards
If you run demons, this card can be a nice win condition
Letting your opponents draw some cards can be rough, so make sure to use this on a target more threatening than giving your opponent two cards off the top
The planeswalker costs six, for an okay 5 loyalty, and +1s to draw one from your top two and then -1s to untap four permanents like lands for Stasis or stuff