In 2017, Tatis agreed to pay BLA 10% of his future MLB earnings. In 2021, he signed a 14-year, $340 million deal with the Padres.

In 2017, Tatis agreed to pay BLA 10% of his future MLB earnings. In 2021, he signed a 14-year, $340 million deal with the Padres.

Tatis agreed to a deal with Big League Advance in 2017, when he was just 18 years old.