Today Blizzard dropped the latest Buffs and Nerfs on the PTR.
And it seems as though McCree gets the latest DPS testing patch with more health and a crazy buff to his Ultimate ability Dead EYE.

link – https://us.forums.blizzard.com/en/overwatch/t/overwatch-ptr-patch-notes-%E2%80%93-jan-23-2020/450285/1

Overwatch PTR Patch Notes – Jan 23, 2020

A new Overwatch patch is in development and now available for testing! To share your feedback or report any issues, please post in the PTR Feedback or PTR Bug Report forums.

Please note that the below patch notes only include changes currently available for testing on the PTR. While many of these changes may also be available on PlayStation 4 and Xbox One in a future patch, the PTR is PC-only and only reflects changes coming specifically to that platform. HERO UPDATES

Hanzo
Storm Arrows

• Damage reduced from 70 to 60

McCree
General

• Base health increased from 200 to 250

Peacekeeper (Primary Fire)

• Recovery time increased from 0.42 to 0.5 seconds

Deadeye

• Firing Deadeye no longer locks the player’s aim

Reaper
The Reaping (Passive)

• Healing amount reduced from 40% to 30% of damage dealt

Orisa
Fusion Driver (Primary Fire)

• Damage reduced from 11 to 9

Fortify

• Cooldown increased from 8 to 10 seconds

Halt!

• Snare duration reduced from 1 to 0.65 seconds

Sigma
Hyperspheres (Primary Fire)

• Range reduced from 22 to 20 meters

Gravitic Flux

• Can now be interrupted before targets begin falling
• Impact slow duration reduced from 0.9 to 0.6 seconds

Accretion

• Explosion damage reduced from 60 to 40

Baptiste
Biotic Launcher (Primary Fire)

• Recovery time increased from 0.36 to 0.45 sec

Biotic Launcher (Secondary Fire)

• Heal explosion reduced from 60 to 50

bigfisch