2018–2021: Formation and early performances Sam Matlock met Milkie Way when she was hired to film his band Dead!. In 2018, after the band disbanded, Matlock approached Way, who by then had taken a job modelling in
Tokyo, and bonded with her over a shared love of
nu metal acts such as
Limp Bizkit. Following an incident at a party in London that both had attended at Way's suggestion, in which Matlock had managed to wake up an unenthusiastic crowd by playing Limp Bizkit and then
Linkin Park, the band diversified into a combination of
rap and
nu metal. taking their name from the
L7 song of the same name; the pair used a June 2020 interview to state that the "War" half of their name signified "this kind of angry, visceral red energy" and that the "gasm" half signified "the euphoria that you get when you listen to a song and think [that] this is so fucking hard". They released their debut single, "Post Modern Rhapsody", in August 2019, before playing their first live performance a few weeks later at a
toilet venue. They then released "God of War" that November; it was later used as the theme for
NXT UK. In February 2020, they released a cover version of "
Lapdance" by
N.E.R.D. alongside a music video. Initially a
SoundCloud-only release, the track was recorded as an exercise in how to best juggle their vocals Shortly before
the first UK COVID-19 lockdown, they played a
socially distanced show with Death Blooms supporting them. They then flew from London to Way's parents' house to write. There, they recorded subsequent singles "Spit", "Rage All Over", and "Backyard Bastards"; they released the first of these in June. Later that month, they performed a set for Download TV, that year's virtual derivative of
Download Festival, which they recorded in their kitchen. which they released a music video for the following month. The month after that, they released the single "Rage All Over", which they had written about their own rage at the declining condition of the world. At the start of January 2021,
NME listed them as one of their essential emerging artists for the following year. That April, they released the single "Your Patron Saints", a track about loneliness and isolation they had written after one of the band had a small breakdown in a supermarket, which they followed in June with "Pyro Pyro", which served as the song's
B-side. and then the month after that,
Alternative Press listed them as a defining part of the 2020s wave of
nu metal. In August 2021, they announced their debut UK headline tour, with dates booked between 17 and 30 November 2021, and that they would tour with
Creeper the month after. Later that August, they released the single "Salma Hayek", performed at the 2021
Reading and Leeds Festivals and at ALT+LDN festival, and featured on a remix of Death Blooms' single "Shut Up". The following month, they won "Best UK Breakthrough" at the Heavy Music Awards.
2021–present: Explicit: The Mixxxtape and Venom A November 2021 gig at
Scala was marred by its security guards assaulting Matlock after they had performed, prompting the venue to fire several of its bouncers and set out a number of planned security measures for its subsequent performances. Later that month, the band released "Scratchcard Feeling", a track about continuing to feel lucky despite continued losses. The band then supported
Neck Deep on a UK tour in early 2022. The following month,
Rolling Stone reported that Wargasm would be joining Limp Bizkit on their North American "Still Sucks" tour. That May, Matlock and Way announced that they had signed to Slowplay and Republic Records and would release a single, "D.R.I.L.D.O.", and a mixtape,
Explicit: The Mixxxtape. The mixtape was named
Explicit due to the presence of swearing and sexual lyrics, and the single "D.R.I.L.D.O." was released later that month. The month after, they performed at that year's Download Festival, at which they were the only band to play the main stage to not be all-male. They then won the New Noise Awards at that year's Kerrang! Awards. In July, the band released "Fukstar", a rant against the behaviour of
high-net-worth individuals. The month after that, they featured on
Enter Shikari's "The Void Stares Back", which won Best Single at the 2023 Heavy Music Awards. In September 2022, they released
Explicit, which included previous singles "Pyro Pyro", "Salma Hayek", "D.R.I.L.D.O" and "Fukstar" and focus track "Super Fiend". The mixtape was nominated for Best Breakthrough Album at the 2023 Heavy Music Awards, and charted at No. 19 on the UK Rock & Metal Albums Chart. They promoted
Explicit by going on the Explicit Tour, which featured dates in
Manchester,
Glasgow,
Nottingham, and at
O2 Forum Kentish Town. At the end of that year, they toured with Enter Shikari and Limp Bizkit. That December, they released a new video for "Super Fiend" featuring tour footage, followed by a cover of the
Girls Aloud song "
Something Kinda Ooooh" for
Amazon Music. In May 2023, it was announced that Wargasm would support
Corey Taylor on his 2023 CMF2 tour between August and October. The album took sixteen months to make, with the band using a December 2023
Kerrang! interview to blame the discontinuous manner in which it was produced and "labels and distributors, and all these people who don't seem to be able to do their fucking job anymore". In September, they released "Bang Ya Head", which was written about Matlock's experience of struggling to live on a
bar salary. Both it and
Venoms introduction featured
Fred Durst as a result of the band
direct messaging him. which was followed a few days later by a video and followed by a few days after that by "Molotov", an
album track on
Ho99o9's mixtape
Ho99o9 presents Territory: Turf Talk, Vol. II. Later that month, they released
Venom, which charted at No. 88 in the
UK Albums Chart followed by "Hedonist (Recharged)", a track from
Bad Omens'
Concrete Jungle [The OST], an expansion pack to their earlier album
The Death of Peace of Mind. The following month, they appeared on
Scene Queen's "Girls Gone Wild", a track about misogynistic double standards from her album
Hot Singles in Your Area. That July, the band announced a livestream from a
tank graveyard and released "
70% Dead", a collaboration with Corey Taylor which had been recorded while the band were on tour with him. and announced their Club Shit tour of intimate venues for October and November. Harpy supported the band for some of these gigs, while their
Komedia gig featured Eville and Karen Dio as support. By October, they had headlined the Cave stage at
2000trees festival; that month, they released the singles "Circle Pit" and "Bad Seed", a track previously released in Japan and a track about trolls, alongside a joint music video. In April 2025, Wargasm released the single "Vigilantes" and stated that they were independent artists. In July 2025, the band released a collaboration with
Pendulum. The single, titled "
Cannibal", was released on July 25, after a number of performances during Pendulum's summer tour earlier that year. During the initial live debut, the band joined Pendulum on-stage for the track. In March 2026, they confirmed work on a second full album to be almost done, although with no target release date. ==Artistry==