Destroying all creatures you dont control is a brilliant effect, and one that is actually quite rare across Magics history, with only one other card being printed with that text: the strictly better In Garruks Wake from Magic 2015
Naturally, it brings with it a pretty hefty price tag for a new card at $14
And while I certainly wouldn't go to lengths of employing cards of Chimney Imp's caliber in your deck, keep in mind that once a creature is on the table its cost has been paid and now you should evaluate it for what it is
Magic: The Gathering 's Commander format has been shaken up by the recent bans on Mana Crypt, Dockside Extortionist, Jeweled Lotus, and Nadu as well as the controversy that followed, but Wizards of the Coast is looking ahead
Pros: Absolute best profit margins short of running an actual store Cons : Only useful if youre selling a small handful of high-demand cards PucaTrade This isnt selling per se, but if youre going to use the money you get from the sale to buy more cards, it may as well be the same
Stonecoil Serpent isnt going to make the cut in most non-aggressive decks if being an artifact is irrelevant, but its one of the best options to support aggressive decks with a colorless slot