Sultai Mutate likely would have scored much better if it were Sultai X-Matters instead, with Zaxara, the Exemplary as the face Commander and the underpowered and unexciting Otrimi, the Ever-Playful as a backup commander along with a light mutate sub-theme for players who want to build a mutate Commander deck with new Ikoria cards
Whenever a Vampire enters under your control, you exile the top card of everyones library
(To mill a card, put the top card of your library into your graveyard.) Deathbonnet Hulk Color Indicator: Green Creature Fungus Horror At the beginning of your upkeep, you may exile a card from a graveyard
Things to Check Before Buying A little preparation goes a long way
Now, the good news is that Magic decks aren't unchangeable, and after playing your deck, you can always go back and tweak your numbers