“Trading away Luka Magic has left a deep void in the hearts of Dallas fans,” fundraiser organizer Jacob Posner wrote. “By banding together for this billboard campaign, we’re sending a strong, undeniable message to the Mavs front office: We refuse to be overlooked, and we deserve better decisions.”

For Harrison, winning just one title without Dončić won't do. He is all in, cards to the center of the table, certain he will prevail.

After the Luka Doncic and Mark Williams trades by the Lakers, Mavericks GM Nico Harrison has become public enemy No. 1 on social media.

The Dallas Mavericks are still the most polarizing team of the trade deadline, and moves have been made since they dealt Luka Doncic to the Los Angeles Lakers.

The Dallas Mavericks made arguably one of the biggest draft-day trades in 2018 when they acquired Luka Doncic from the Atlanta Hawks in exchange for Trae Young. In just a couple of years, Doncic blossomed into a superstar and gave Mavericks fans hope of winning another NBA Championship after 2011.

There are levels to it, and there are people that fit the culture and there’s people that come in and add to the culture,” Harrison said.

Here's everything you need to know about Nico Harrison, the Mavericks GM and mastermind behind the Luka Doncic trade for Anthony Davis.

Outraged Dallas Mavericks fans are going after GM Nico Harrison in the wake of the mindblowing Luka Doncic trade.

The Dallas Mavericks remain the most polarizing team of the trade deadline, and several moves were since they dealt Luka Doncic to the Los Angeles Lakers. The trade was that groundbreaking, though.

Mavs GM Nico Harrison's career is marked by two major events: trading Luka Doncic and botching Steph Curry's Nike deal.