Roman Reigns will defend the WWE Universal Championship at Elimination Chamber on Sunday, Feb. 21, against a to-be-determined opponent.

The winner of that night's Elimination Chamber match will take on Reigns later that evening.

Jey Uso and Kevin Owens are two of the six known participants following a declaration from Adam Pearce:

Sami Zayn and Baron Corbin will join them after beating Rey Mysterio Jr. and Dominik Mysterio in a tag team match:

Daniel Bryan and Cesaro own the final two spots after winning a tag team match against Dolph Ziggler and Robert Roode:

Reigns has held the WWE Universal Championship for nearly six months after winning it at Payback last August.