Sister Wives fans are questioning the series’ future as Kody Brown joins Season 4 of FOX’s Special Forces: World’s Toughest Test. TLC has confirmed that Season 20 of the long-running reality series has already been filmed, but Kody’s leap to a new TV competition has viewers wondering if this marks the end of Sister Wives.

'Sister Wives' Kody Brown Breaks Instagram Silence With 'Special Forces' News: Fans Outraged originally appeared on Parade.

Special Forces: World’s Toughest Test has chewed up Olympians, pro athletes, and reality vets ... and then spit them out. But for Season 4, Sister Wives star Kody Brown is stepping into the mud, not just to survive, but to reclaim control of his public image. He’s not chasing a finish line—he’s chasing redemption.

Sister Wives star Kody Brown was named as a competitor in the upcoming fourth season of Special Forces: World’s Toughest Test on Fox. TLC fans instantly took to social media to discuss the unpopular former polygamist.

'Sister Wives' Kody Brown Joins Another Reality Show originally appeared on Parade. Sister Wives ' Kody Brown is joining the season 4 cast of Fox's Special Forces: World Toughest Test.

Brianna Chickenfry hints at drama with Sister Wives' Kody Brown while tackling tough challenges on Special Forces season 4

Sister Wives star Kody Brown is taking on a new challenge: special forces recruit. Kody is one of 18 celebrities who have signed on to endure some of the harshest, most grueling challenges from the playbook of the actual Special Forces selection process in season 4 of Special Forces: World’s Toughest Test. It premieres September 25 on Fox.

A cast member for the upcoming season of 'Special Forces' hinted at a feud with the TLC star with a telling social media post.

Sister Wives star Kody Brown is moving beyond the polygamy spotlight by joining a reality competition series full of jaw-dropping drama and twists. Since 2010, Kody’s journey on Sister Wives has showcased his polygamous family with four wives and 18 children,