Here is the full list of all 50 Ridge Racer Unbounded achievements.
Get all race awards.
Destroy one of every city target in the game.
Frag a racer just before the finish line.
Cause $100,000 worth of collateral damage total.
Cause $10,000 worth of collateral damage in one race.
Frag 20 racers in one race.
Receive 20 awards in one race.
Destroy 10 city targets in one race.
Complete the Shatter Bay career.
Dominate all Districts in Shatter Bay.
Finish 1st in every Shatter Bay Domination Race.
Get three stars from all Shatter Bay Frag Attacks.
Get three stars in all Time Attack events.
Get three stars from all Shatter Bay Drift Attacks.
Unlock the Nakamura Racer '70.
Get your own car destroyed 100 times.
Frag 200 police cars in Frag Attack.
Finish 1st in 10 Domination Races without crashing or getting fragged.
Finish 1st in 20 Domination Races.
Frag 200 racers in total.
Finish in the top three without causing any collateral damage.
Create a track that uses Advanced Editor.
Get 10,000m/yd of total Airtime.
Destroy 100 city targets.
Get 50,000m/yd of total Drifting.
Reach rank 10.
Destroy all targets and frag 5 racers in one race.
Frag racers a total of 10 times while drifting.
Get 35,000m/yd of total Chasing.
Finish 1st with 2,000m/yd of total drifting in an 8 player Domination Race.
Frag 10 racers in one race.
Complete tutorial.
Finish 1st in 50 Domination Races.
Finish 1st in 150 Domination Races.
Finish 1st in 20 Domination Races with 0 frags.
Win an 8 player multiplayer race with the Crinale.
Frag racers a total of 10 times while airborne.
Frag the same racer three times in one multiplayer race.
Finish 1st in an 8 player multiplayer race without using boost.
Finish 1st in 50 multiplayer races.
Finish 1st in an 8 player multiplayer race without fragging anyone.
Publish a city.
Publish a city with 5 events.
Dominate 50 challenge events.
Dominate 10 challenge events.
Unlock all cars.
Reach rank 30.
Destroy 25 targets in one event.
Multiplayer. Frag 10 cars in one 8 player Domination Race.
Win all 5 events in an 8 player City Domination match.