The Jewish approach to God is that God gives individuals
strength to excel in whatever they do. But it’s not a
very Jewish view of God to think that He’s really concerned with which
team is going to win.
According to The Secret to Self-Confidence: Mets' Floyd Does It by the Book the reason for Cliff Floyd's success this season is increased confidence.
The confidence is from a book The Ultimate Secrets of Total Self-Confidence by Dr. Robert Anthony. Maybe it's worth a look.