Don’t look now, but the 2017 MLB season is almost half over. Some of the things we’ve seen have been far from surprising. Others have come out of nowhere.

What have those things been?

Which MLB playoff teams have been disappointing? It would actually take less time to go over the ones who haven’t been. What rookies are taking the league by storm? Which washed up veteran is turning back the clock?

Plenty of MLB teams have experienced recent futility. How many of those teams are thriving while 2016’s playoff teams struggle? And just how good have the Houston Astros been?

What are the 10 most shocking developments that we’ve seen thus far in the 2017 MLB season?