And in the case of Bosh, his cost increases the damage he does, so there's some built-in synergy there
If Dreadful Apathy leaves the battlefield while its last ability is on the stack, the permanent that's exiled is the one Dreadful Apathy enchanted before leaving the battlefield, even if that permanent is no longer a creature
Owen Turtenwald himself advised me to cut the card, stating that while it is good against Blood Baron of Vizkopa and Hexproof, and is generally always fine, it isnt necessarily very good against Mono-Blue Devotion because you often cant hit what you want, and you can essentially never hit a Master of Waves if theyre careful
My main gripes with Prismari Artistry are that the mana base feels a little high, likely to make the most of Rootha's ability, so I've found myself almost downgrading the deck with some cheaper spells to stay relevant in the game during earlier turns