As announced on WWE.com, newly anointed WWE United States Champion Kofi Kingston will defend his title against MVP, Matt Hardy and William Regal in a Fatal Four Way Match at Extreme Rules.

Here is the updated lineup for this Sunday's pay-per-view:

Steel Cage Match for the WWE Championship
WWE Champion Randy Orton vs. Batista

Ladder Match for the World Heavyweight Championship
World Heavyweight Champion Edge vs. Jeff Hardy

No Holds Barred Match
Intercontinental Champion Rey Mysterio vs. Chris Jericho

Submission Match
John Cena vs. Big Show

Triple Threat Hardcore Rules Match for the ECW Championship
ECW Champion Christian vs. Jack Swagger vs. Tommy Dreamer

Samoan Strap Match
CM Punk vs. Umaga

Fatal Four Way Match for the United States Championship
United States Champion Kofi Kingston vs. MVP vs. Matt Hardy vs. William Regal

Hog Pen Match
Miss WrestleMania Vickie Guerrero vs. Santina Marella

*BREAKING* - Major TNA star leaving soon - find out who (>>)