I also missed the absolute powerhouse that Dress Down was, predominantly because I failed to recognize that Modern would move to revolve around ETB effects in the 4C Omnath decks
Unclear if Ichor Wellspring is a bit too slow for Standard but seems like it should be good enough
Urtet, Remnant of Memnarch You could pick another 5-color commander with minimal synergies, like Kenrith, the Returned King or even Kyodai, Soul of Kamigawa, but Urtet, Remnant of Memnarch can synergize slightly, especially if you keep Brudiclad, Telchor Engineer and the myr subtheme in the Creative Energy precon (which I wouldnt!)
This slot also features the art of the Brothers Hildebrandt extensively in both silver foil and non-foil
It only untaps itself, but that isnt much of a restriction in certain decks
It's good fortune that the latest MTG banlist update was already scheduled for June 30, because waiting any longer would have been frankly miserable