The best part of them though, is that your Creature spells cost one generic mana less to cast for each point of life your opponents have lost this turn
Niv-Mizzet, the Firemind Back in the beginning, if you took 21 damage from a general, you lost, regardless of where that damage came from (despite the fact that the idea came from three hits from one of the original Elder Dragons)
Much like Humility This card slows the game down to a crawl, disabling everyone's creatures and shutting down a card type that everybody has likely built their deck around
If you can afford the colorless, this card is an absolutely reasonable option for an aggressive red deck
Yasharn, Implacable Earth Yasharn, Implacable Earth is particularly good these days when Wizards of the Coast (WotC) has unleashed the Treasure floodgates and nearly every deck has some busted card that makes a bunch of Treasures