Also, in general, both one off mass sacrifice effects and those limited to once per turn are overly restrictive
That said, not only does this Standard combo require more cards to use than other formats, but the cards themselves dont individually do anything
The unique part of this design is that the ability to remove counters from this creature sits not on the creature but is granted to every other creature
Which then led to me thinking, well, if Im thinking Golos, why wouldnt I play Cavalier of Thorns which is an elemental and lines up well against Phoenix
So in our observation, this is a liquid market where cards change hands every day
For the third Mystical Archive card in the Collector Booster, it will always be a traditional foil uncommon Mystical Archive card