UZR? Oh, I'm gonna leave this to Dextermorgan. You do realize that UZR has some serious flaws, right? oh yeah, care to elaborate? The fact that, much like most other defensive stats, it's based on observation, that it doesn't factor in the fielder's arm strength and his ability to turn a DP. 1. it isn't based on observation 2. i don't think you understand what a fact is 3. it's a range metric, no [expletive] it doesn't factor throwing arm and DP ability 4. both of those are however, measured through different stats already factored into WAR