SPECULATOR: The best and worst of early hitting performances

It's still too early to start drawing any kind of conclusions about whether any hot or cold starts we have seen so far are sustainable. But it's not too early to ask what they could look like, if they are real. Here are five hot-starting hitters and five cold-starting hitters, with a stab at what their full-season performance might look like, if they can do for 24 more weeks what they have done for the first two.

Hot starters

Justin Upton (OF, ATL)
So far: 9-13-.328-2 SB in 58 AB.
Supporting evidence: Simple extrapolation of these 58 AB would give Upton a shot at 90 HR in a full season, which of course is ridiculous. 39% of his fly balls have cleared the fence, which can't last. But the rest of his BPI, especially h% and ct%, are in...

Almost!

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