while quite useful, they dont really do anything on their ownbut they deserve mention
This makes the Four Horsemen more valuable from a collectible standpoint, and some might even argue that The Dark doesnt deserve the spot because of its lower price point (Source)
It does, however, make your best cards even better, putting it somewhat in win-more territory
If your starting deck has 80 cards or more, Yorion can be your companion
But sneak an attack in with these guys and watch out for cards that are way more busted than a 7/7 with trample, think along the lines of Bloodthirster, Worldspine Wurm, or Blightsteel Colossus
Since Missy's effect isn't once per turn, it triggers on every death it sees while it's on the battlefield