Oettinger, 23, finished the 2021-22 season ranked 12th in the NHL with 30 wins, contributing to a record of 30-15-1. He recorded his 30th victory of the season on April 29, 2022, at 23 years, 132 days old, becoming the youngest goaltender in franchise history to reach the mark. Oettinger ranked 10th in the League with a 2.53 goals-against average and shared 15th with a .914 save percentage. He earned his 25th career NHL win in his 50th NHL game on Feb. 15, 2022, the third-highest total through a goaltender's first 50 games in franchise history, and on April 5, 2022, set a new single-season franchise record for the fewest games to earn 25 victories, reaching the mark in just his 40th appearance.
Oettinger made his NHL debut in the 2020 Western Conference Final, becoming the 12th goaltender in NHL history to make his debut in the postseason. In 2020-21, he appeared in 29 games, the most by a rookie goaltender in Dallas Stars history and third-most in franchise history. He ranked fourth among rookie goaltenders in franchise history with a 2.36 GAA and .911 SV%.