Mei and Reaper are being buffed, in response to Brigitte’s arrival

Overwatch’s newest hero, Brigitte, landed this week, resulting in the game’s meta being shaken up once again. In response, Blizzard are buffing two existing heroes - Mei, and Reaper.

Here’s everything you need to know about Brigitte's weapons and abilities.

In a Q&A on the official Overwatch forums, lead designer, Geoff Goodman, revealed Mei, and Reaper are due to receive buffs in an upcoming PTR patch, which will “hopefully” release this week. 

from
https://www.pcgamesn.com/overwatch/overwatch-patch-1-22-ptr