Onslaught at Red Flag

North American Tour 2026

Here comes an ferocious evening of headbanging fury as highly influential British metal act Onslaught crashes St. Louis on Thursday, April 9, 2026. Catch this monumental show at St. Louis music venue Red Flag, 3040 Locust St. The evening of metal chaos goes down from 7:00 PM - 12:00 AM, giving you an opportunity to lose yourself in true thrash thrash metal. Not only will Onslaught perform their legendary album 'The Force From Hell' in its entirety, a dream show for passionate fans. Also performing will be heavy metal icons Warlord, who will perform their 'Deliver Us' album in its entirety, as well as other favorites and local thrash metal band Chemical Dependency! 

Onslaught

Hailing from Bristol, England in 1982, Onslaught have been a force of heavy influence for over 40 years. Get ready to hear some of the biggest classics like "Let There Be Death", "Metal Forces", "Shellshock", and "In Search of Sanity" sung with intense passion. With vocalist Sy Keeler returning to the band after a long absence, get ready to be impressed by the power that has earned them a name in the metal scene globally. Onslaught is currently celebrating their 40th anniversary, and have already performed Damnation Festival. 

Warlord

Adding mythological heavy metal mayhem to this already-notable bill, Warlord is one of St. Louis's favorite metal bands! Based in Los Angeles, Warlord is an underground mythological style heavy metal. Formed in 1980 by guitarist William J Tsamis and drummer Mark Zonder, Warlord have earned a legendary status in the metal underground. Get ready to sing along to favorites like "Deliver Us", "Child of the Damned", "Lost and Lonely Days", and "Aliens" when they take the stage with passion! The band is currently on tour promoting their latest album, 'Free Spirit Soar' (2024), which features many of their earlier impressive metal masterpieces. This tour will be Warlord's first North American tour in over 45 years, making this stop all the more special! 

Chemical Dependency

Rounding out this incredible bill is St. Louis local thrash metal band Chemical Dependency! Chemical Dependency is a relatively new band. Get ready to sing along to many new favorites when they perform tracks from their 2025 demo. A up-and-coming independent metal act, Chemical Dependency embodies all that is great about thrash metal - a true underdog story.

Red Flag Information

Red Flag is an all-ages venue at 3040 Locust St, St. Louis, MO, and is the perfect 1,000-capacity venue to catch this intense metal performance. As the successor to Fubar, Red Flag has all the amenities you need to enjoy your show; including room for general admission standing room where you can get up close and personal. This venue has an age restriction policy regarding alcohol; this means that all attendees must present valid (non-expired) state or federal issued photo ID proofs of age and there is a minor surcharge for those under 21; however, Red Flag is a non-smoking venue and there is no re-entry policy for minors.You can always call Red Flag directly at 314-714-8678.

Parking Information

There is a 100-space parking lot located right behind the venue that can be accessed via Olive St. there are also many other street parking and parking lots located throughout the downtown St. Louis area that are all within walking distance of Red Flag!

Ticket Information

Tickets for the heavy thrash metal event start at $61. Get your tickets online at TicketSqueeze.com, or you can acquire them at the Red Flag box office in person. Don't wait for the "buy tickets" link to open!