Let your creativity run wild with Rootha as your artist-in-residence and cast expensive, bombastic spells
When Ilharg dies or is put into exile from the battlefield, you may put it into its owner's library third from the top
Now we are deep in creature removal, and have more than enough artifact removal, but enchantment removal is very light, so people playing green will usually run at least one of these sweepers as a generic answer, maybe both
Discarding Carnage wont trigger Anje, but it will allow you to bring something else back that you discarded throughout the game for cheap
The most common reduction amount is , though some reduce costs by or more mana
Mirrorpool's third ability can target (and copy) any instant or sorcery spell, not just one with targets