The start of the 2015 MLB season definitely hasn’t gone to script. Just look at the Boston Red Sox and the Minnesota Twins.

While the American League East heavyweights can’t seem to get on track, the Twins, who were left for dead before Opening Day even arrived, have been rolling right along. The Red Sox and the Twins represent the two types of contenders who crack a spot on this list.

The first kind are the clubs like Boston, which were widely predicted to compete but who have so far wobbled. The second kind are clubs like the Twins, which have shattered expectations and elbowed their way into the playoff conversation.

Taking a look around the league, there are at least three squads in each division that fit the contender bill. There are also a couple of divisions where all five teams figure to factor into the postseason chase.

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