Inevitably, some players with excellent 2017 seasons will fail to perform up to the same level of play in 2018. Whether we call it regression to the mean or curses stemming from being on the covers of magazines, cereal boxes or football video games, staying at the very top of the food chain is no easy tax. There are more temporary Mike Trouts than permanent ones. Here are our picks for the 10 players most likely to have significant declines in 2018: