olivia crimson bride mtg commander deck Primer] The Red Wedding Olivia, Crimson Bride // Commander

Some cards like Flash were banned specifically because of their effects in cEDH, although most of the cards are banned because of their effects on the format in general

7 Clarabelle - Light On Her Hooves 84/204, Emerald The overall roster of Emerald cards in Disney Lorcana: Shimmering Skies might not be as exciting as some other inks, but it's got a handful of impressively strong options, and the best of the bunch may very well be Clarabelle - Light on Her Hooves

The symbols are not done well and have usually way thicker white or black border (best can be seen on Mana Crypt or Wasteland)

Crux of Fate is a noteworthy card if youre into dragons

The more instants, sorcerys, discard and sac effects you have the better Witness is but I mostly consider it filler