Each bracket has an intent and philosophy behind it, which is the most important part
It triggers when you flicker an artifact or make an artifact token, and its pretty easy to do those things on opposing turns to draw more than one card a turn cycle
Based on the film Dungeon & Dragons: Honor Among Thieves, this seven-card Secret Lair brings the entire party, plus an unexpected guest, to Magic
Beyond that, youre looking at cards like Old Man of the Sea and Guardian Beast: fun oddities, sure, but bulk rares if they were reprinted today
Thats the rabbit hole of MTG cardstock in a nutshell
It's also an answer to [Screaming Nemesis], which ruins the lifelink of Atraxa or Valgavoth, so mono-red might be stopped just by playing this card