To unlock the Road to Wrestlemania unlockables listed below, fulfill the corresponding requirements.

Backstage Area - Pin Morrison in the Punk/Big Daddy V/Morrison Triple Threat Match in CM Punk's RTWM.
Brothers of Destruction entrance - Complete Undertaker's RTWM.
CAS Moveset 1 - In Batista/Rey's RTWM have Batista win the Rumble, Rey lose to Edge at NWO, and Rey lose the tag titles against Morrison and Miz.
CAS Moveset 2 - In Batista/Rey's RTWM, have Rey win the Rumble, Batista lose to Edge at NWO, and Batista lose the tag titles against Morrison and Miz.
Cena and Tony's Military Vehicle Entrance - Complete Cena's RTWM.
Chris Jericho Classic Attire - In Jericho's Road to WrestleMania, question Jeff Hardy about being The Masked Man. Then defeat him.
CM Punk's Attire B - Put Elijah Burke through a table in RTWM.
Code Tron Video - Accuse Kennedy of being the Masked Man.
D-Generation X Attire, Entrance Music, Video and Animations - Beat HHH's RTWM.
Evolution Music and Video - Beat Batista in Triple H's RTWM in under two and a half minutes to unlock Evolution's music and entrance video.
Finlay's Zombie Attire - Have Undertaker help Rey beat Finlay in his RTWM.
Gauntlet Match - Finish John Cena's RTWM.
Hornswoggle (Non-Playable Manager) - Defeat Santino Marella in Undertaker's RTWM, then defeat Finlay in a faster time.
Layla - Defeat Big Daddy V at the No Way Out PPV in under two and a half minutes during CM Punk's RTWM.
Masked Man - Complete Chris Jericho's RTWM.
More Moves for Create-A-Move Set Mode - Pin Edge in Triple H's first match in RTWM.
Moveset 3 - Pin Edge in the Triple Threat Match.
Mr. McMahon - Finish Rey & Batista's RTWM.
Santino Marella's Zombie Attire - Have Undertaker help Rey beat Santino in his RTWM.
SNME Arena - Perform a finisher on all 3 opponents in your 2-on-3 tag match.
Tazz - Finish CM Punk's RTWM.
The Boogeyman - Completed The Undertakers RTWM Story.
Tony - Give both Umaga and Regal an 'FU' during Cena's RTWM Storyline.
Tribute to the Troops Arena - Defeat MVP via submission in John Cena's RTWM.
Unlock Snitsky - Make MVP bleed in Cena's RTW.
WCW Heavyweight Belt and WCW Faction - Pin Finlay in Week 3 of Chris Jericho's RTWM.
Zombie Santino Marella - Complete Undertakers MOTW.