Of these, the art is either done by Ken Sugimori, Mitsuhiro Arita, Keiji Kinebuchi, or Tomoaki Imakuni
Removing a game-ending threat for one mana represents incredible value even when opponents gain 10+ life, since dead players gain no life at all
This is a seven-mana Black 7/7 slug that helps you wipe out enemies by putting a slime counter on each creature you don't control at the end of your end step, and then giving those creatures -1/-1 for each of those counters on them
Getting to discard and draw every time you cast a noncreature spell is nice fuel, ditching excess lands or cards you dont intend on casting and churning through your deck
House infuses every roll with the potential for tokens and Treasure
The only active listing at the time of writing is for $499, which is well over its market value, but with so few available, this could be a sign that the value is growing over time, depending on how many more come to market