I've asked multiple people at different gamestores, but found no clear reasoning so far, so I get the sense it's more of a gut feeling than a clear calculation
the best decks usually combine agression with disruption (to various degrees), and their various matchups allow for fun, interactive, thoughtful games
Legendary Creature - Human Knight Commander (CTRL to add secondary) Anthem Anthem (CTRL to add secondary) Counters Counters (CTRL to add secondary) Discard Discard (CTRL to add secondary) Draw Draw (CTRL to add secondary) Land Land (CTRL to add secondary) Lifegain Steel Seraph Prototype 3/3 (You may cast this spell with different mana cost, color, and size
Webbys Diary makes card draw more consistent
Sure, some Johnny somewhere will have a deck with a bunch of ETB triggers for Snare and friends to exploit, but until then, these are too much cost, for too little results
I dont know if the Archimandrite will be a real player going forward, I think with the pace of releases those days might be over, but I think Glenn is a $10 card