Dean Ambrose
Dean Ambrose was the WWE World Heavyweight Champion on the first episode of SmackDown Live in 2016. The Lunatic Fringe moved to RAW in 2017 and has since been a regular feature of the show's mid card.
He had a short reunion with his Shield brothers and Ambrose is currently a heel Intercontinental Champion on the red brand.
Kane
The Big Red Machine, Kane had participated in a battle royal on the first episode of SmackDown Live and was later on a part of the Randy Orton vs Bray Wyatt feud.
Kane has made sporadic appearances in the WWE since becoming the mayor of Knox County, Tennessee. His last in-ring appearance was in November 2018 where he teamed up with his brother the Undertaker to take on DX in a dream match.