According to the search results, there are a few different things that have happened to Sheamus in WWE:

• Sheamus was written off WWE television in October 2022 so that he could get married to his fiancée, Isabella Revilla.
• Sheamus recently lost a match to Imperiums Gunther at WrestleMania 39.
• Sheamus has been mentoring two young proteges in Ridge Holland and Butch, forming The Brawling Brutes, who have taken the tag team division by storm.
• Sheamus suffered a torn labrum in his shoulder in August 2023, which required surgery and was expected to keep him out of action for four to six months.
• Sheamus returned to in-ring action on Monday Night Raw in October 2023, defeating Daniel Bryan and beginning to get his career back on track by becoming the United States Champion.

So, to summarize, Sheamus has been written off WWE television, lost a match to Gunther, been mentoring The Brawling Brutes, suffered a shoulder injury, and returned to action to win the United States Championship.