Commander players get real upgrades for dragon tribal, while competitive players gain access to mana fixing that matters across formats
Thats not a lot of time to resolve the Rad Counter issue since getting rid of them is very challenging
Among the most popular are Pauper, which only uses common and uncommon-rarity cards, formats that limit cards to only specific generations (Unova, Kalos and Alola being the big three), and Theme Pool that uses any card printed in a preconstructed theme deck
Every year since 2006, Wizards has released a limited edition promotional "holiday" card
Besides occasionally featuring unique art for one of the best card games, they tend to be more valuable on the whole when resold
Making matters worse, is that everyone collected them believing they would be worth something someday and purposely set them aside in storage