Arnett was a guest on The Today Show, promiting Teenage Mutant Ninja Turtles, when he was asked about the role.
"It looks like it, yeah," said Arnett. "That's something that we're going to do."
Warner Bros. LEGO film franchise seems to be on the rise, as the studio continues announcing release dates for further films in the franchise.
The LEGO Movie 2 is scheduled for release May 26, 2017.