On Monday, R-Truth was announced as the first challenger to Bad News Barrett's Intercontinental title. WWE has announced today that Dean Ambrose and Luke Harper have been added to the match. If you want to know who is likely to be added to the match then click here for the spoiler info.
Here is the official updated lineup for WrestleMania:
WWE World Heavyweight Championship
Brock Lesnar vs. Roman Reigns
Sting vs. Triple H
Intercontinental title Ladder match
Names announced: Bad News Barrett (champion), R-Truth, Dean Ambrose, Luke Harper
Andre The Giant Memorial Battle Royal
Names announced so far: The Miz, Curtis Axel, Ryback, Fandango, Adam Rose, Zack Ryder, Jack Swagger, Titus O'Neil, and Darren Young.
Not announced but very likely based off WWE storylines
Bray Wyatt vs. The Undertaker
United States title match
John Cena vs. Rusev (champion)
Randy Orton vs. Seth Rollins
Paige and AJ Lee vs. The Bella Twins