After all, we wont be getting reprints of these exact cards again, and the 1st Edition stamp is pretty unique to the earlier days of the Pokemon TCG, indicating a limited print run that should be valuable in-and-of-itself
(2019-06-14) Because damage remains marked on a creature until the damage is removed as the turn ends, nonlethal damage dealt to other creatures you control of the chosen type may become lethal if Morophon leaves the battlefield during that turn
Interestingly enough, speed decks and setup decks are usually trying to do the same thing, just with different purposes
rarity, color, price, cmc) listed on that same API documentation page linked above
At the beginning of your end step, untap Hydro-Man