Complex sentence: Saito signed a minor league deal with the Los Angeles Dodgers as a 36-year-old rookie in 2006 and surprised fans by making 24 saves, posting a 2.07 ERA, and striking out 107 batters (the most among relievers).
Split into simpler sentences: Saito signed a minor league deal with the Los Angeles Dodgers as a 36-year-old rookie in 2006. He surprised fans in 2006 by making 24 saves, posting a 2.07 ERA, and striking out 107 batters (the most among relievers).