Mark Cuban rips referee Derrick Stafford during game

Mark Cuban may be looking at some sort of discipline from the NBA after ripping a referee during a game.

Cuban criticized official Derrick Stafford and accused him of “mailing it in” during the Dallas Mavericks’ game at Golden State. Cuban disputed a traveling call in the second quarter and even encouraged Rick Carlisle to incur a technical.

Derrick Stafford has mailed it in. That travel was not a travel and the no calls. Rick needs to get a tech

— Mark Cuban (@mcuban) March 26, 2016

As of halftime, the free throw totals were equal between the teams at 11. The Warriors had been called for nine fouls while the Mavs were called for eight.

Later in the game, Cuban continued his criticism:

A non basketball play where a guy hits another around the neck. . Of course it's not a flagrant. Why would it be

— Mark Cuban (@mcuban) March 26, 2016

Dwight Powell gets more fouls called on him for doing nothing than anyone in the nba.

— Mark Cuban (@mcuban) March 26, 2016

Whether it’s being critical of referees or arguing for rule changes, Cuban has never been shy about voicing his opinions. He even used to have former officials review game tapes and send the league videos of calls they missed.

That tweet likely will cost Cuban thousands, which he can add to his running total of over $1.5 million in lifetime fines from the NBA.