This version of Arcane Signet is none other than the Avengers Tower, which has become one of the most memorable buildings in the entire Marvel canon
If, for some reason, the creature doesn't have the squad ability when it's on the battlefield, the ability won't trigger, even if you've paid the squad cost one or more times
Zhulodok, Void Gorger is not one of the big three Eldrazi Titans, but is a ridiculously strong support card
Hazel's Brewmaster reminds me of Deathbonnet Sprout / Deathbonnet Hulks back side, though its an attack trigger that makes Food tokens instead of an upkeep trigger
You may activate its last ability again
I was intrigued by the idea of showing cards from your hand to express a typal theme