The phrase "much fighting" means a lot of battles or conflicts happening.
Sentences with «much fighting»
How much you get out of that sailing will, as previously stated, largely fall back on how much the fighting system clicks with you. (otakuusamagazine.com)
And if one colossal fight is entertaining, 10 times as much fighting won't be an exponential improvement. (charlotteobserver.com)
He has so much fight in him and you know you are going to get 110 % from the first whistle to the last. (fresharsenal.com)