As a fun piece of Magic history, the term comes from a classic card called Rampant Growth
He does, however, have the Ward keyword, which means that he cannot be targeted by the effect of any action or card ability, if it allows a player to choose a character to damage, banish or affect in any way
I think so too, and then we also net some fun card advantage from your foes as they often may have to discard if too many dorks were bounced and your decks in blue that want this are often pretty creature light
Transforming this legendary artifact into Barracks of the Thousand requires taking a turn off attacking, but its a turn well spent for this much token generation
Running either of those lands would count as both a piece of removal and as a land itself, serving double-purpose
I think this card will function very differently than Pyrostatic Pillar most of the time