Shop As this is the option that would seem like the most obvious, this does hold some features for players that they might not even know about
Something like Charred Foyer // Warped Space may not be at its best in this deck (as much as I want to, I wont talk about how well thisd fit in a Prosper, Tome-Bound EDH deck), but if you manage to unlock both doors, you essentially have a nice engine that works by itself
A tear drips down present-day Mokuba's cheek, and he says that he remembers
Yes, Pioneer is an excellent format for new players
The card draw effect means you could just jam your favorite Avatar characters into one deck and you'd have something playable
You get the trigger when it enters the battlefield, and with black, there will be many ways to bring it back from the graveyard when it dies to do it all over again, even if you dont make it monstrous