The Lands of Ice Age: Basic, Snow-covered, Useful, Slow and Painful, too Aside from the Basic Lands and aforementioned Snow-Covered Lands, Ice Age gave rise to the rebirth of Dual Lands, although they werent straight up Dual Lands that were in Revised Edition
That felt appropriate in that list however due to the nature of discard effects suffering from poor scaling and diminishing returns after a point considering the whole card is much more relevant to them
Yunas gifts as a summoner allow her to both summon creatures, make them stronger, and send Spirits to their rest in the Farplane , all of which is reflected in the mechanics of her card
You get to search your library for an artifact that costs either zero or one mana and put it directly on to the battlefield
Its incredibly difficult for decks to play around a zero-mana four-point instant-speed burn spell and the power of Fireblast isnt really up for debate