If there's no agreed upon formula for "wins above replacement" then its not a real stat. The idea that it almost got Mike Trout an MVP over the first triple crown winner in over 40 years is an embarrassment.
Trout has it all. Top-notch D ( you see that catch in Baltimore?) and dangerous speed on the base paths. Somehow I had both on my fantasy team last year, and still lost
If WAR works for you that is great.! For myself I can not seem to calibrate that info. with other data and reflect the WAR value for any given game.............more power to you.............gl