Here is the full list of all 45 FlatOut Ultimate Carnage achievements worth 1,000 gamerscore.
Complete Carnage Mode with all gold.
Complete FlatOut Mode with all gold in all cups and events.
Complete all Beat the Bomb’s in Carnage Mode with all gold.
Complete all Time Trials in FlatOut Mode with all gold.
Win all Bonus Race Single Events with the Flatmobile.
Win 20 ranked online Derbies.
Win 10 online Derbies.
Wreck 10 opponents in online races.
Win 30 ranked online ragdoll Stunts.
Host 10 online matches.
Win 10 online ragdoll Stunts.
Wreck 3 or more opponents in the same online race (normal or Head-On).
Win 10 online Races.
Complete an online Race without crashing into anyone, and without ragdolling at all.
Get a frag streak of 5 or more in an online Deathmatch Derby.
Win a Head On or normal race with the Truck.
Complete all the Deathmatch Derbies in Carnage Mode with all gold.
15 derby victories. Time to get some more. Keep on truckin’.
Achieve all 4 “Top Driver” awards in one race and win the race.
Complete FlatOut Mode.
Wrecking. You know how it’s done. Fifty times you’ve shown them, and been the best wrecker.
Complete all the Stunts in Carnage Mode with all gold.
Win Derby class in Flatout Mode (all cups gold) with an unupgraded Chili.
Ejecting competitors is your business. 30 Crash-Outs prove you’re good at it.
Drive a total distance of 1001 miles.
Frustration! You know all about it, but still you persist, never giving up.
Burn nitro continuously for at least 10 seconds in a normal race.
Faster, always faster! Already in 50 races, you’ve recorded the fastest lap of the race.
Sell 10 cars.
Own a fully upgraded Street class car in FlatOut Mode.
Own at least 6 vehicles at the same time.
Your driving makes Frank Malcov proud!
Complete Carnage Mode.
Get 10 Crash-Out bonuses
You’ve literally jumped through various hoops to get where you are now.
Complete all derbies in FlatOut Mode with all gold.
You're on a roll! You've completed your first class in FlatOut Mode! Only the sky's the limit!
O' glorious one. You've earned 1 million points in the Carnage Mode.
Jump at least 10m high with your car on a Carnage or normal Race.
Whammo! 100 Slams later, your mission is complete.
Get 5 Slams in one race.
Wreck an opponent's car in a Carnage or normal Race.
You truly know how to deal out the heaviest hits.
Now that's a start! You've completed your first cup in FlatOut Mode.
Win 25 ranked online Races.