It had never been done by a San Francisco Giants pitcher. It had never happened to the Houston Astros. It had only happened 21 times in Major League Baseball history.
But that was before Matt Cain joined the exclusive perfect game club on Wednesday.
Cain reached perfection in style. He struck out 14 batters along the way, tying Sandy Koufax (1965) for the most strikeouts in a perfect game since 1900.
Read it all and you can watch an ESPN video summarizing it there.