Onslaught is a Marvel Comics supervillain who was the focus of a huge intra-company crossover in 1996. He was created by writers Scott Lobdell and Mark Waid and designed by artist Andy Kubert with input from dozens of others. He first fully appeared in X-Men (vol. 2) #53 (June 1996).

The Onslaught (Jihad) are a fictional team of state sponsored super powered Quraci terrorists published by DC Comics.They first appeared in Suicide Squad series 1 #1, (May 1987), and were created by John Ostrander and Luke Mc Donnell.

Onslaught is a British thrash metal band, formed in 1983 by guitarist Nige Rockett and drummer Steve Grice. It disbanded in 1991 and was reformed in 2005. It is a feature of X-Mass Festivals.

An attack; an onset; esp., a furious or murderous attack or assault.

a sudden and severe onset of trouble

(military) an offensive against an enemy (using weapons); "the attack began at dawn"

Onslaught is the 28th expert-level expansion set. It was released in October 2002. The set's main theme is creature types (for example, Clerics and Goblins), and much of the game play concerns interactions between these "tribes".

Onslaught is a video game for the Amiga computer system released in 1989 by Hewson.

Onslaught is a fantasy novel by David Sherman. It is set in a world where demons may be tamed and used to serve somewhat in the sense of technology. It is the first novel in Sherman's DemonTech series.

A bloody fray or battle.

the rapid and continuous delivery of linguistic communication (spoken or written)