The wide receiver was recently traded from the Miami Dolphins, where he notably protested social injustice issues by kneeling at games.
Gloria Allred called on NFL leadership to "stop penny-pinching."
"Absolutely horrific," Watt tweeted.
Tom Savage was finally pulled from game due to a concussion.
On the field and off, they were winners for a city that needed them.
The firebrand tweeted about Texas and guns after Sunday's mass shooting.
You fear what you search.
The protest comes days after their team's owner called them "inmates."
He later apologized, saying it was just a "figure of speech."
"All I want to do is be out there on that field for my teammates and this city," he wrote in an emotional tweet Monday.
The quarterback shows the team's "cafeteria ladies" that he won't leave them with a loss.
In less than three weeks, the NFL defensive end's crowdfunding campaign grew beyond $37 million.