One secret towards continued health of Magic is diversity. Its vitally important to ensure there are numerous competitive porches for competition player to choose from. Why? If there were only an individual viable deck to play, tournaments would rapidly stagnate as players were obligated to either play that deck or a deck built especially to beat it. In addition, different players enjoy playing several types of porches. If there are lots of viable options to play, you will see more players at more tournaments.
To help keep up with the diversity and wellness of Magic competition environment, a system of prohibited and restricted listings was created. These lists are made of cards being often not allowed whatsoever, or permitted only in a really restricted fashion.
It is vital to note a couple of things: First, these listings apply simply to Constructed platforms rather than minimal formats. 2nd, the banned and limited lists tend to be format-specific, so a card which prohibited in contemporary may nevertheless be legal to relax and play in traditional.
Forbidding a card is unusual. Announcements for modifications to the Banned & limited listings are done altogether on Monday after a new ready's Prerelease, going into impact thereupon ready's launch. In this way, the platforms you perform change as infrequently as you are able to.