Perhaps no team in baseball has been better than the Seattle Mariners since they woke up, though. The Mariners lost a 12-inning game on April 8 to fall to 4-8 on the season. Since then, they've gone 16-5 -- the best mark in baseball during that stretch -- with a +43 run differential.

Which in-season move has been the most important for each team? Or, to avoid existential overwhelm, we’ll limit it to: “consequential to this year’s baseball season.” Record: 24-11 Last Power Ranking: 2 Most impactful in-season move: Tyler Glasnow,

Here are the latest MLB power rankings, including some of the best and worst from each club after April’s action.