Jon Jones shared a series of tweets that have fans wondering if he's ok.
"Don't kill me," one tweet said.
Another tweet said, "Don't kill you either"
A third message said, "Being nice conversation" and other said, "Erase this year?" and a final tweet read, "Twitter says."
All tweets have sine been deleted without any explanation.
The tweets from Jones, who has a history with drugs, alcohol, and violence, are extra worrying.
MMA Twitter reacted to the cryptic Jon Jones tweets
Jones returned to the Octagon for the first time in three years where he defeated Ciryl Gane via first-round submission.
Jones was in hot water after he was accused of domestic violence against his fiance. The incident saw him arrested after banging his head into a police car.
It seems the pair have mended fences as she appeared in the Octagon with Jones after his win and he even thanked her for being his biggest supporter.