By Chris Haft / MLB.com

Sean Casey (right) hugs manager Bob Boone after hitting the game-winning home run in the 10th inning off Astros pitcher Ricky Stone. (David Kohl/AP)

CINCINNATI — Major Leaguers daydream, too. So when Sean Casey waited to hit in Sunday’s 10th inning, he suddenly recalled a conversation he and Reds teammate Adam Dunn had a few days ago.