eldrazi mtg commander deck Colorless EDH - Custom Built - Elite - - is included in the package MTG Modern Horizons 3 -

His desire for knowledge is reflected by his triggered ability, which checks to see if you have an Instant or Sorcery on top of your library during your upkeep

They mutate into the creature on top plus all abilities from under it.) Flying Whenever this creature mutates, exile the top card of each opponent's library face down

This is a combo that's been explored before, and in fact it's the most common 2-card unique to those upgrading the Doctor Who precons, from which Time Counters received their largest modern swath of support

I've played with and against this deck, and it's always struggled to keep up with the pace of the game and to have any meaningful impact

This version of Oketra can move a mono-white deck in a somewhat different direction