Who added (or lost) the most net veteran talent?

Net "established" Wins Above Replacement (WAR) added vs. subtracted for MLB teams at the trade deadline*

(Please use a modern browser to see the interactive version of this visualization)

A player's "Established Level" of WAR is calculated as (this season's WAR*3+last season's WAR*2+second to last season's WAR)/6. Additionally, the established level should not be below 3/4 of the total in the most recent season.

*Includes all trades since July.

Chart: Neil PaineSource: MLB Trade Rumors, Neil's Substack