Being able to give all of your permanents (and yourself) hexproof at instant speed for a single white mana is pretty powerful, but it also comes with damage prevention for black and red sources
While Rhystic Study allows its controller to draw a card whenever an opponent casts a spell unless they pay two mana, Smothering Tithe allows its controller to create a treasure token whenever an opponent draws a card unless they pay two mana
For a classic control deck, the winning phase of the game usually begins when you are able to use your accumulated resource advantage to double-spell the opponent, usually answering their latest play with one card and establishing your own threat with the other
(1/24/2025) If you copy a double-faced creature, Altered Ego will be a copy of the face that's up when Altered Ego enters
There are not a ton of large threats, making it harder for your opponents to choose which permanents to get rid of
With the right card combos, Mayota can easily become one of the best Final Fantasy commanders to choose from, making cheap cards even more versatile by adding card draw to their low-cost effects