This card was valued at $1.20 when the latest set dropped (and $0.70 before spoilers began, which should give you some clues)
The secondary commander, Szarel, Genesis Shepherd, is a consistent engine that lets you play lands from your graveyard, similar to the staple Crucible of Worlds
The requirement of eight different names among unlocked doors translates to just four fully unlocked Room cards, which is a lot more attainable than it might first appear
Even though Queen Brahne is likely to die in combat, it should be able to trade off with something in the process and leave you up one Wizard token, which is a pretty good deal
You can take out anything from a Ragavan to a Primeval Titan without much trouble, and although youll sometimes be putting yourself down on cards, the mana youre saving and the fact that you can react at instant speed more than makes up for that in my books