But for real, look graph
For examples Lightning, Security Sergeant needs to remain on the battlefield, Grolnok, the Omnivore can only add croak counters if the card went directly from the library to the graveyard (usually because it was milled), and Kaya the Inexorables emblem only triggers at your upkeep and looks at legendaries
Rad counters don't go away as steps, phases, or turns end
Auriok Salvagers might be fine, though
In terms of the decks themselves, each features both a Khan and a Dragon as the two face Commanders
Ranking the 20 Best Interactive Blue Spells in cEDH Ive built a lot of blue cEDH decks recently, and they generally all want the same interactive spells, so I just have to figure out how much blue interaction I have, and then I just fill from the best down, so I thought Id share my list and reasoning, as well as where I want to deviate: 20: Spell Pierce Interaction in cEDH needs to be extremely cheap