When the Mariners moved Casey Legumina to the Rays, the first reaction was pretty simple: of course it was Tampa Bay. When the Rays get involved with a live arm, every fanbase immediately wonders what they have up their sleeve. Legumina had just been designated for assignment by Seattle, so this wasn’t a huge deal. Still, sending any pitcher with even a sliver of intrigue to Tampa Bay always feels like handing a mystery box to the one organization that knows exactly where the hidden compartment is.

Now we know what the Mariners got back. And honestly, it makes the whole thing a lot more interesting.

Seattle reacquired right-hander Ty Cummings from the Rays, turning the Legumina move into a reunion with a pitcher the organization already knew well. Cummings was Seattle’s seventh-round pick in the 2023 MLB Draft, then became the player to be named later sent to Tampa Bay in the Randy Arozarena trade.…