Super Smash Bros: Fisticuffs...
In all seriousness, though.
action, affray, altercation, argument, battle, battle royal, bout, brawl, broil, brush, clash, combat, conflict, confrontation, contention, contest, controversy, difficulty, disagreement, dispute, dissension, dogfight, duel, engagement, exchange, feud, fisticuffs, fracas, fray, free-for-all, fuss, hostility, joust, match, melee, quarrel, riot, rivalry, round, row, ruckus, rumble, scrap*, scrimmage, scuffle, set-to, skirmish, sparring match, strife, struggle, tiff, to-do, tussle, war, wrangling
Obviously, copy and pasted, but this is what we have to choose from.
In all seriousness, though.
action, affray, altercation, argument, battle, battle royal, bout, brawl, broil, brush, clash, combat, conflict, confrontation, contention, contest, controversy, difficulty, disagreement, dispute, dissension, dogfight, duel, engagement, exchange, feud, fisticuffs, fracas, fray, free-for-all, fuss, hostility, joust, match, melee, quarrel, riot, rivalry, round, row, ruckus, rumble, scrap*, scrimmage, scuffle, set-to, skirmish, sparring match, strife, struggle, tiff, to-do, tussle, war, wrangling
Obviously, copy and pasted, but this is what we have to choose from.