The whole tone of spring training is going to be different for the Seattle Mariners this year. Whereas they entered 2025 as a playoff hopeful, they begin 2026 with their eyes firmly on the World Series.
That said, the Mariners will have quite a few questions to answer this spring. Let's dive deeper into those by looking at a handful of players who will begin camp on thin ice, and who must prove themselves worthy of various roles.
5 Mariners who'll have to prove themselves in spring training
Victor Robles, RF
After coming out of nowhere (well, technically Washington D.