Kyle Seager has grown into a foundation-level player for the Mariners Posted Feb 6, 2017 Kyle Seager never has been satisfied as a professional baseball player. Perhaps it stems from being largely overlooked in college and later as a Mariners minor-leaguer. The third baseman has made himself into a foundation-level player for the Mariners. He has performed at an All-Star level the past three seasons and only seems to be getting better. (Seattle Times)