Remember when I said that holding back development for counterspells was generally a bad idea in limited
It can grant you a win in a dedicated demons deck led by Be'lakor, the Dark Master, or by mixing in some changelings
So, all creatures that cost one mana, then all creatures that cost two, and so on
The answer here is that it is much, much easier to build a functional deck with all oddconverted mana cost cards than it is to build one with evenconverted mana cost cards
Ponder gives you far greater control over the top of your deck in one package and sees more cards than Preordain, resulting in an incredibly powerful cantrip
This commander doesn't do much else, though, which makes it an optimal commander for weenie or specific combo decks, but weak for anything else