The Cardinals won the Steven Matz sweepstakes and the White Sox got another top-dollar reliever in Kendall Graveman.
The Giants were also finalizing a reunion with Alex Wood.
Jansen spent the first 12 years of his career in LA.
Bryce Harper also won NL MVP, narrowly edging out LaMonte Wade Jr.
Corbin Burnes and Robbie Ray won Cy Youngs, and Brandon Belt accepted the qualifying offer
The greatest pitcher in Dodger history could be wearing a different uniform next season.
José Berríos also signed a seven-year extension with the Blue Jays.