Young MLB Stars in the Making Teams Cannot Afford to Block in 2015

It's a problem every MLB team would love to have: a young star in the making prepared to break out but (possibly) blocked in the short term. 

Still, it can be a problem or, at least, a jaw-grinding conundrum.

Certainly, it's nice to have blue-chip prospects knocking on the door. But the "when" and "how" of their eventual ascent is frequently sticky, influenced by arbitration clocks, roster machinations and the simple, unavoidable question: Is he ready?

Let's examine five young potential game-changers who deserve an Opening Day roster spot (or an honest chance to earn one) and how their respective clubs should handle this enviable "problem."

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