Phil Mickelson has slammed the PGA Tour for barring players from competing in a new par-3 league where they could make $25,000 per match. He argued that it violated independent contract law and was illegal.On Thursday, December 5, Monday Q Info reported on X that the Grass League hosted its first event at the par-3 Grass Clippings course in Scottsdale, Arizona. The league features several LPGA players, YouTubers, and stars from different fields. Several PGA Tour, Champions Tour, Korn Ferry Tour, and Americas Tour players were also supposed to participate before the PGA Tour restricted them.Mickelson wasn't pleased by the PGA Tour's actions and expressed his anger in replies."This is a clear violation of independent contract law. I’m so sorry these professionals are continuing to be blackmailed by the Tour. It’s not right and is in fact illegal," he wrote.As per Monday Q Info, the inaugural Grass League will feature 11 eight-person teams, divided into four two-person teams. The field includes notable LPGA players Lauren Coughlin and Alison Lee, former tennis star Mardy Fish, Major League pitcher Mark Mulder, and YouTube stars from GoodGood. The event will be streamed on Peacock.What's next for Phil Mickelson?Phil Mickelson will return to action in February next year with the fourth season of LIV Golf. The inaugural event of the new LIV season will take place from February 6 to 8 in Riyadh.For Phil Mickelson, 2024 was a challenging season as he managed just one top-10 finish. He tied for sixth in Jeddah, his best result of the season. He finished 46th in the LIV Golf individual standings and narrowly avoided the Drop Zone.Speaking of majors, Mickelson missed the cut at both the PGA Championship and the US Open and finished T43 at the Masters Tournament, his best result in the majors this season. The six-time major champion has indicated that he might step down from his team, HyFlyers GC, if he fails to improve his performance in the new season.Here's a look at Phil Mickelson's results:PGA TourLIV Golf Mayakoba: T51LIV Golf Las Vegas: T30LIV Golf Jeddah: T6LIV Golf Hong Kong: T52LIV Golf Miami: 47LIV Golf Adelaide: T38LIV Golf Singapore: T22LIV Golf Houston: T37LIV Golf Nashville: T40LIV Golf Andalucía: T27LIV Golf United Kingdom: T34LIV Golf Greenbrier: 50LIV Golf Chicago: T23LIV Golf Dallas - Stroke Play: T48PGA Tour:Masters Tournament: T43PGA Championship: Missed CutUS Open: Missed CutThe Open: T60