Full list of all 88 Sunset Overdrive achievements worth 1,925 gamerscore. It takes around 40-50 hours to unlock all of the achievements in the base game.
The base game contains 64 achievements worth 1,000 Gamerscore, and there are 6 DLC packs containing 24 achievements worth 925 Gamerscore.
Survive Chaos Squad in Downtown District with at least 1625 Chaos.
Survive Chaos Squad in the Harbor District with at least 750 Chaos.
Survive Chaos Squad in the Old Factory District with at least 150 Chaos.
Earn an Amp upgrade in Chaos Squad.
Survive Chaos Squad in Little Tokyo District with at least 325 Chaos.
Destroy 250 Overcharge XT vending machines.
Beat Insomniac QA's high score of 534,080 on the Challenge "Buck's Revenge."
Destroy 25 Fizzco Blimps just because you can.
Kill 100 enemies by flinging them into danger using the Springboard Trap.
Complete 50 challenges with a gold rating.
Kill 500 enemies with traps.
Upgrade 20 guns to Level 5.
Collect 250 fashion items.
Complete 30 challenges with at least a silver rating.
Equip one piece of clothing from each Faction at the same time.
Replay the final mission and defeat the boss under par.
Replay any Mission and complete it under par.
Complete an optional Night Defense without losing any of your Overcharge.
Upgrade 10 guns to Level 5.
15,000 OD'd massacred.
Take back Sunset City for the misfit survivors.
Collect 20 Amps from Floyd.
Collect all 40 Smartphones.
Find all 20 secret sightseeing locations in Sunset City.
Collect all 150 shoes hanging from wires.
Collect all 150 Fizzie balloons.
Deface 40 billboards with graffiti.
Liberate all the comic books for the comic book collector.
Reach Level 99 in Ignatius' epic RPG campaign.
Clear Fargarthia of a hidden evil.
Upgrade the Overcharge vats at every Fort.
Complete a quest from every faction.
Collect all 150 scraps of toilet paper.
Destroy all 150 Fizzco security cameras.
Collect all 150 Overcharge hologram signs.
Eavesdrop on nine conversations by hacking into satellites.
Complete 10 challenges with at least a bronze rating.
Loot 25 emergency supply drops.
Kill 500 enemies while at Style Level 3.
5,000 OD'd Massacred.
Upgrade one of your guns to Level 5.
Get to the bottom of Fizzco's corporate secrets.
Chain together 100 traversal moves without stopping or touching the ground.
Watch the credits all the way through.
You beat the final Fizzco corporate machine.
You forged the mythical Excalamune.
Save Sunset City from Fizzco's second-most powerful robot.
Kill 100 enemies while bouncing or while in the air.
Unlock at least one Rank 4 Overdrive.
Melee 50 enemies while grinding.
Spend at least 25,000 Overcharge.
That was a lot of pigeons.
Become an honorary Troop Member by finding Bryllcream and defeating Norton.
Burn, Shock, Freeze, or Enrage 1000 enemies.
Equip five AMPs on your character at the same time.
You killed a balloon.
Survive the glider crash and look for another way out of Sunset City.
Become a reality TV star.
Unlock an Overdrive.
Earn a badge.
Survive one night at your Fort.
Kill 100 enemies while grinding.
You earned an achievement.
Survive Horror Night.
Beat any player's score in Chaos Squad who has the 'Beat the Dev' achievement.
Survive Chaos Squad in the Mooil Rig with at least 1700 Chaos.
Build the "Feel the Burn" weapon for a guy who is stir-crazy... or just crazy.
Anybody can be a movie producer, because nobody knows what they do.
Defeat the DL-sea monster.
Protect the boat from bombs, mortars, and OD'd.
Light fires big enough to see from space.
Smoking causes lung cancer, heart disease, and instant death.
Arrive at the Mooil Rig.
Find Bryllcream... again.
Beat the score of 400,000 on the Challenge "Buck National vs The Apocalypse."
Beat the score of 500,000 on the Challenge "Buck Strikes Back."
Beat the score of 600,000 on the Challenge "Buck Stops Here."
Find all 12 of Ainsley’s drawings scribbled on city walls.
Work with Buck and Sam to create a new weapon.
Weapons design is a tough business.
Defeat Brandon. Like, for real.
Reroute the power inside the factory in the weirdest way possible.
Put on a robot costume and collect the kill codes.
Find Fiona and Lou, then help them escape by fixing Snackwrap.
Ride a cargo container into the factory.
Survive Chaos Squad in the Robot Factory with at least 2300 Chaos.
Replay the Floating Garbage mission and complete it under par.
Ha, ha! I can't believe you fell for that!