If there are additional costs to cast a spell, or if the cost to cast a spell is increased by an effect (such as the one created by Thalia, Guardian of Thraben's ability), apply those increases before applying cost reductions
Spirit of Qal Sisma - Interesting mid- to late-game card
Agate Instigators close, but isnt indestructible, and like Slash, Reptile Rampager are comparable, but more expensive
Rule Zero Its worth noting that some Magic players arent fans of playing against mill decks
This means that earlier in the game, you might not have to rely as much on your goad mechanics to get players to go after someone besides you, since theyll likely want that extra card
BPhillipYork: I like this ability, having payoffs for life gain is a decent way to make some incidental life gain actually useful