Consider casting this card late game for the extra bit of power you need to overwhelm your opponent's blockers
Other subthemes in the deck: Maestros Massacre is very all in on spellslinging
If your opponent has a problematic card in play and you need it gone, even temporarily, you can
(A regular Art card can be found in 30% of packs and a foil-stamped Signature Art card can be found in 5% of packs.) Each pack includes a combination of 15 cards of rarity Rare or higher and 36 Uncommon, 58 Common, and 1 Land card
You spend 4 mana up front, get 1 mana back when you exile it, and your payoff is the ability to copy your next instant or sorcery spell
Split cards have a lot of unintuitive unpleasant ideas in them, like how each of the two cards on it are slightly worse than what youd get if you just had one card dedicated to either