There Is New Battlefield 4 Patch. In NewPatch They Add New Weapons And Gun Master Mode
They have added five new weapons and also they add full balance pass.
After two years of launching one of the most popular game at the moment Battlefield 4 Yesterday developer announced new patch for game, they said in new patch they add new weapons and they add a mode from old Battlefield 3 - Gun Master mode
They gave us a some ideas for what to expect in patch :
5 New Weapons :
New Assault Rifle
New Carbine
New PDW
New Sidearm
New LMG
And new mode - Gun Master who was really popular in Battlefield 3 - that mode is like TDM but here you only to get new weapon every time you got two consecutive kill, and player who first get kill with final weapon wins.
Gun Master, which gained its popularity in the Battlefield 3: Close Quarters DLC, is like Team Deathmatch, but you only get new weapons every time you get two consecutive kills, and the first player to get a kill with the final weapon wins.
They have announced that the new patch is also significantly improve client stabilites on all platforms
For more details about all this check their official website.