Heartfire Hero, Abuelos Awakening, Hopeless Nightmare, and This Town Aint Big Enough were largely dependent on Standard synergies and have limited appeal elsewhere, destining them for the bulk bins
A 5/7 Inkable character like this is incredibly tanky, while the Witching Hour is such a strong effect letting you and your opponent draw three, discard three, and then punishing your opponent for letting them dare to draw as many cards as you
So if you want to command pre-war robots, you probably want to build around Dr
Your opponent can choose to add one card to their hand for each mulligan you take
Its not just a filterits a late-game removal option, too
Surveil Lands Thanks to their ability to smooth draws and fill the graveyard, surveil lands like Commercial District have carved out a spot in slower or grindier Modern decks