Ex-MLB catcher Ray Fosse -- famous for the wild play at home plate with Pete Rose in the 1970 All-Star Game -- died at 74 years old on Wednesday.
The Oakland A's announced the sad news ... saying they were "heartbroken" over the passing.
"Few people epitomize what it means to be an Athletic more than Ray," Oakland officials said in a statement. "He was the type of franchise icon who always made sure every player, coach, colleague, and fan knew that they were part of the Oakland A's family.