In video games, a combo (short for combination) is a set of actions performed in sequence, usually with strict timing limitations, that yield a significant benefit or advantage.
Combos are commonly used as an essential gameplay element, but can also serve as a high score or attack power modifier, or simply as a way to exhibit a flamboyant playing style.
In fighting games, combo specifically indicates a timed sequence of moves which produce a cohesive series of hits, each of which leaves the opponent unable to block.
[3] The earliest known competitive fighting game that used a combo system was Culture Brain's Shanghai Kid in 1985; when the spiked speech balloon that reads "RUSH!"
Many other types of video games include a combo system involving chains of tricks or other maneuvers, usually in order to build up bonus points to obtain a high score.