Guardians vs. Mariners: TV channel, 2023 MLB Opening Day live stream, watch online, time, pitchers, odds | CBS Sports Headlines Guardians vs. Mariners: TV channel, 2023 MLB Opening Day live stream, watch online, time, pitchers, odds Two playoff teams start the year with hopes of a repeat ESN FeedsThis post … Continue reading Guardians vs. Mariners: TV channel, 2023 MLB Opening Day live stream, watch online, time, pitchers, odds