All of these cards were ways to use excess lands that the deck found later in the game, either by discarding Sheltered Thicket itself or providing a way to convert lands into fresh cards, and Nahiri allowed her controller to discard Forest #100 to try to dig for some action
If you're interested in purchasing pure bulk from Card Kingdom, you can get unsorted cards at common or uncommon rarity by set for $0.04 for uncommons and two cents per common
Imagine countering an expensive bomb of your opponents and then using their top deck card against them on the following turn
Aggro (Red-White) Come on down to the circus
Its hard enough to deal with a seven, eight, or nine-drop on the first or second turn, but to have to do so against the absolute best creature in their deck against you
Nobody is going to like you for playing this, but it is a good card