Burn excels in slower metagames, or when cards like Thoughtseize are popular
Any Card, Any Style Previously, card styles were tied to specific printings of a card, which meant that to use a card style, you also needed to have sufficient copies of the default frame base printing to which that card style was bound
Null Profusion Null Profusion is potentially a build-around, but it is a very effective one
Deadly Rollick might not be the best of the Commander free spells (that would be Fierce Guardianship), but it still feels devastating when you cut off somebodys combo or remove their best creature with no mana
Elesh Norn, Mother of Machines is going to be a nuisance in so many formats
Check online to see what a fair price is for what youre offering, then tune your prices a bit