In addition to the obvious things like Syphon cards (do some effect to each other player, gain benefits depending on how many other players this hit), there are cards that affect a random opponent, cards that give everyone the game the ability to join forces to create a big effect (for example, a sorcery that lets everyone pitch in mana and then lets everyone put lands into play from their decks), and Enchant Creature cards sorry Auras that boost the creature while preventing it from attacking to
Cultivator Colossus is another in-demand VOW Mythic, but is actually seeing some play in Amulet Titan, which means the price is unlikely to change massively
Its probably close to that, but thats only the Wizards stuff
You'll feel like Ugin when you cast one of the 10 ghostfire cards from the set
Wal-Mart having access to what used to be a WPN-exclusive product is making it so the product my store bought is now selling for less then what we paid for it, and if we throw out boxes online, they wont sell unless we sell them at a loss