Theyre especially powerful in Commander, a format with long games and an emphasis on mana production
Power Conduit is a two-mana artifact that you can tap to remove a counter from anything you control to either: Put a charge counter on an artifact Put a +1/+1 counter on a creature Charge counters probably wont be too relevant but a +1/+1 counter in exchange for never permanently losing your creature is a solid swap
With some Duresses in the sideboard in case you come up against a blue deck, this does exactly what a Reanimator deck should - put hideous threats onto the battlefield on turn four
Tough call if youre Rakdos, but in my Jan Jansen, Chaos Crafter deck, we are five by five
Supreme Verdict Supreme Verdict used to be a top-class board wipe, and the uncounterability still matters
Especially when I realized that not every Dragon from the original list was gonna make the cut