Since 2002, the Elimination Chamber has been one of the most vicious - and highly frequented - matches in WWE.
At least six superstars compete for a championship, or to become the number one contender to a title, in what has been a staple of WWE's pay-per-view programming since the very first Chamber was held at Survivor Series 18-and-a-half years ago.
Since the World Heavyweight Championship was defended in the inaugural chamber, the WWE Championship, Intercontinental Championship, Tag Team Titles and even ECW World Championship have all featured in Chamber events. In recent years, they have been joined by the WWE Raw Women's Championship and the WWE Women's Tag Team Championships.
All in, ahead of this weekend's Elimination Chamber pay-per-view, there have been 176 entrants have inside the Chamber. But how many can you remember?
Try your hand at the quiz below and, see how many you can recall!
This Sunday's Elimination Chamber will see WWE Champion Drew McIntyre defend his title inside the steel structure against Sheamus, AJ Styles, Randy Orton, Kofi Kingston and Jeff Hardy. On the SmackDown side, Kevin Owens, Jey Uso, Daniel Bryan, Baron Corbin, Cesaro and Sami Zayn will compete for the right to face Roman Reigns for the WWE Universal Championship.