Decision day is almost here.
Beginning Wednesday, international free agents can sign with major-league teams. It’s usually a day populated by teenagers from Latin America posing for photos with a contract on the table in front of them and a fresh new cap atop their head. Then they fade into the obscurity of the minor leagues.
But this year is very different thanks to Roki Sasaki’s decision to jump from Japanese baseball to MLB at age 23. The accomplished right-hander is the most...