A "balance patch" refers to making adjustments to a video game to make sure that all characters, abilities, or strategies are fair and equal, preventing certain aspects from being too weak or overpowering. Full definition
I gave you a perfectly valid reason why people «assume» there will be no more balance patches. (gonintendo.com)
As part of an incoming weapon balance patch, level 3 helmets will become part of care packages only. (playiplay.com)
Hopefully this latest balance patch will create a more level playing field for most characters, even though it will still be a huge challenge with so many characters in the roster. (iplaywinner.com)