Unlockable Rabbid Costumes
Different outfits can be unlocked mostly by High Scores or shooting the Right Rabbid (shooting minigames only). To unlock different costumes for a custom Rabbid, complete the following...

Unlockable How to Unlock
French Maid Costume Get 12,000 Points in Little Chemist.
HAZE Armor Shoot the Right Rabbid in Big City Fights.
Crash Test Dummy Costume Get 12,000 Points in Shopping Cart, Downhill.
Indiana Jones Costume Get 12,000 Points in Rolling Stone.
Red Space Rabbid Uniform Get 12,000 Points in Year of the Rabbids.
Purple Space Rabbid Uniform Start out with it automatically.
Fruit-Hat Dancer Costume Shoot the Right Rabbid in Year of the Rabbids.
TMNT, Leonardo Costume Get 12,000 Points in Usual Rabbids
Raider's Rabbid Score 12,000 Points In American Football
Transformer Get 12,000 or more points in the plumbing minigame
Ken Costume Get 12,000 Points in RRR Xxtreme Beach Volleyball
Doctor Costume 12,000+ points in the "Anesthetics" Game
Masked Wrestler (Right Rabbid) Shoot in "Greatest Hits" (Shooting Game)
Fireman (Right Rabbid) Shoot in "Paris, Pour Troujours" (Shooting Game)
Party Girl (Right Rabbid) Shoot in "Paris, Mon Amour" (Shooting Game)
Voodoo Rabbid 12,000+ points in the "Voodoo Rabbids" Game
Jet-Trooper Rabbid 12,000+ points in the "Greatest Hits" Shooting Game
Spider-Rabbid (Free Costume) Play the "Spider Rabbid" Game
Martian Costume Gain more than 12.000 points on Bumper Cars
Cossack (Russian) Rabbid 12,000+ points in Concentrate!
Gingerbread Rabbid 12,000+ points in Hot Cake
Vegas Showgirl 12,000+ points in Burp
Cupid costume get 12,000+points in Burgerinai
TMNT Costume, Raphael Obtain Trophy for greatest hits
Get 12000+ points in Rabbid School Sam Fisher costume
Get 12000+ points in The Office Samurai costume
Altair (Assassin's Creed) Rabbid Get a high score using Wiimote only mode on USA
Jason Costume Score 12000or more in Dial R for Rabbid
Skeleton Costue Get 12,000 points in TNT
Yellow Space Costume Get 12,000 points in Snail Race
Mimic Get 12,000 points in Singin in the rain
Gymnastic Get 12,000 points in Funky Town song
Superman Get 12,000 points in Timber
Chinese Costume Get 12,000 points in The China House
Sailor Get 12,000 points in Swimsuit Edition
Singer Get 12,000 points in Teenager in Love song
Disco Rabbid Get 12,000 points in Papa's Got song
Waitress Get 12,000 points in Laundry
Rabbid in Suit Get 12,000 points in Trash House
Unlock Funkytown
Play every game once in single player mode.

Rayman Raving Rabbids 2 Easter Eggs
Christmas Music
If you play the game in December or January You can notice that an Christmas music will play in the mode-select menu.

Rayman Raving Rabbids 2 Secrets
Alternate starting menu
Complete 100% of the game to have a crown appear at the "Press Start" menu