Kaalia is has been among MTGs best commander decks for a long time because cheating mana costs is almost always broken, so with Kaalia you want the biggest, baddest creatures of the types you can find, like Avacyn, Angel of Hope or Vilis, Broker of Blood
Since it costs three mana and suspends with three time counters, you generally wont be able to cast Inevitable Betrayal until turn six in most cases, but thats still fine depending on which card you get from your opponent
Counters put on Purphoros remain on it while it's not a creature, even if they have no effect
Im playing one as sort of a fifth Mutavault that can pump a Mutavault (since its a Blinkmoth) now and then
In short, its a list that Wizards of the Coast has pinky-promised never to reprint
And now Magic is getting in on the fun with Dungeons & Dragons: Adventures in the Forgotten Realms , the first D&D-themed Magic set