While Gronkowski has no other obligations to WWE, he can't work for another wrestling company for a set period of time as part of the release clause.
Gronkowski has stated in the past that he would like to have "one crazy match" in WWE.
"With wrestling, I don't feel like I would be a full-time wrestler, but there is one thing I'm down for," Gronkowski said at a press conference last year, via CBS Sports.
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