If the spell has damage divided as it was put onto the stack, the division can't be changed, although the targets receiving that damage still can
Even if you don't really do anything during that turn, in a weird way, it feels like you're winning because you are getting to play more Magic than your opponent
If you exile a card like Strip Mine, suddenly you can start sacrificing tokens to deny your opponents from all their lands
One of that set's two-color signpost uncommons, Ruthless Lawbringer is a 3-mana 3/2 with an enters ability that allows you to sacrifice a creature to destroy any nonland permanent an opponent controls
This answer to everything toolbox approach was powerful alone, but Birthing Pod decks typically backed it up with an explosive combo finish
Emet-Selch is a dastardly creature because not only does he reduce the cost of Spells you cast from your graveyard, he also just lets you cast spells from your yard whenever your opponents have lost life