Your MTG colors mean you can't phase out with Teferi's Protection, and your deck is naturally geared towards ridiculously large spells, not cheap damage-dealing creatures that can chip in for the win once you're all top-decking
Before you insert a single card into a sleeve, the first critical decision is choosing your card order
In reality, it turns Voltaic Key, Manifold Key, and anything else that untaps an artifact into a very cheap, colorless infinite combo to win the game
Enlightened Tutor [Best White Tutor for Artifacts and Enchantments] White doesnt get many tutors, but the ones it has are surgical
Lightfoot Rogue, for example, gains Deathtouch on a roll of one to nine, but will gain an additional +1/+0 on a 10-19, and will get a bonus +3/+0 alongside First Strike on a natural 20
If an opponent banishes a character you've brought to the palace, their character gets banished in turn