You dont have that many creature-focused decks in blue, but when you pair this blue enchantment with white or red, you can suddenly draw a bunch of cards
Seeing that you'll be casting increasingly mammoth hydras, you'll nearly always be the only player to benefit from this ability, letting each hydra you cast replace itself in your hand
Theres a bit of overlap between these and the venture cards, with five that act as both venture and payoff cards and three that offer just payoff, for a total of eight payoff cards overall
Ice Age introduced a couple of new mechanics -- Snow Lands are a mechanic almost unique to the block, with some cards requiring you to play a specific snow-covered version of a basic land
Magic: The Gathering has revealed the bonus cards in the Sonic the Hedgehog Secret Lair, and it looks like the sales model has been pushed to a whole new level of hideousness