It was on Friday afternoon that word began circling that the Seattle Mariners were nearing a deal with Andrew Knizner to be their backup catcher. Then came a couple days of radio silence that had fans wondering what was up.
Nothing, as it turns out. The Mariners and Knizner finalized a major league deal on Tuesday, as the team announced on social media:
Welcome to the squad!
We’ve signed C Andrew Knizner to a one-year Major League contract through the 2026 season. #TridentsUp
ud83dudd17 https://t.co/ZijBlZp74Y pic.twitter.com/K8tjx1AhOl— Seattle Mariners (@Mariners) December 16, 2025According to Daniel Kramer of MLB.