Let's take a look at some of this data applied to current Standard staples and other cards of interest
Any ability that stops a cycling ability from being activated also stops a typecycling ability from being activated
Its totally possible to have just one daybound/nightbound creature in your Modern or Legacy deck, where the time of day may feel like a bit of extra text on that one card
So much so, that I think they risk hastening power creep by making the cards too competitively costed, and outmoding other options
In looking over the deck lists, one of the decks in particular jumped out at me as being particularly synergistic and primed for easy upgrades
Price of Knowledge was printed in Commander 2013 Edition , and it grants everyone no maximum hand size, but for your opponents, keeping those cards in hand will prove much deadly, since Price of Knowledge deals damage to them equal to the number of cards they have in hand