Premier

Premier, meaning "best" or "most important" is an adjective used by Wizards of the Coast and their business partners to denote their top events and products:
 * Magic Online Premier Play Program the revamped Players Tour system and the Magic Online Championship Series combined into a single program.
 * Premier Series a series of tournaments organized by independent tournament organizers that is integrated into the Players Tour
 * Premier Event an event directly organized by WotC, or by their business partners.
 * Premier sets the four or five Standard-legal set that appear each year (expansions and core sets), in contrast to supplemental sets.