Via [url=https://blog.counter-strike.net/index.php/2019/12/27541/]the CS:GO blog[/url]:

[quote=Valve][ MUSIC ]
– A new music kit “King, Scar” by Scarlxrd is now available for purchase in-game.

[ AGENTS ]
– 3rd Commando Company Agent’s VO has been changed to use GSG9’s.
– 3rd Commando Company Agent’s image on Operation rewards page has been updated.

[ BOTS ]
– Added more bot decision tree logic elements for the upcoming operation missions and for use by community modders.[/quote]

Rumor has it:

- [url=https://raw.githubusercontent.com/SteamDatabase/GameTracking-CSGO/fba3fb93fe2dbb8ef862beea50c52f48062bc005/csgo/pak01_dir/materials/panorama/images/operations/op9/char_pack_op09_rare.png]This was the old[/url] 3rd Commando Company image, and [url=https://raw.githubusercontent.com/SteamDatabase/GameTracking-CSGO/b7d8eebee1cbe8b83180818b22b35fa04872a4d4/csgo/pak01_dir/materials/panorama/images/operations/op9/char_pack_op09_rare.png]this is the new one[/url]. No more Pro90

- Scripts and item schema changes for the next few weeks of Shattered Web missions have also been included, all of which are viewable [url=https://github.com/SteamDatabase/GameTracking-CSGO/commit/b7d8eebee1cbe8b83180818b22b35fa04872a4d4]over here[/url]
- [b]Spoiler alert:[/b] if you want to take a peek ahead, [url=https://www.reddit.com/r/GlobalOffensive/comments/eboqmh/counterstrike_global_offensive_update_for_121619/fb6bymn/]look at /u/DukeBruno123's list featuring them[/url]

- Size is close to 25 MB