Full list of all 15 R.I.P.D.: The Game achievements worth 400 gamerscore. It takes around 15-20 hours to unlock all of the achievements on Xbox 360.
Complete Your First Challenge
Arrest 10 Deado Criminals
Execute 10 Deado Criminals
Beatdown 50 Deados Using Melee
Send Hayes to Judgement
Fully Upgrade One Weapon
Use Salary to Purchase All Weapons
Fully Upgrade All Weapons
Complete All Maps on the "HOT" Difficulty
Win Your First Bet
Win Each Different Bet
Unlock the Final Showdown with Hayes
Kill 65 Deados
Soul Kill 100 Deados
Complete Every Challenge In One Level