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.
Upgrade 20 guns to Level 5.
Kill 100 enemies by flinging them into danger using the Springboard Trap.
Upgrade 10 guns to Level 5.
Survive Chaos Squad in Downtown District with at least 1625 Chaos.
Destroy 250 Overcharge XT vending machines.
15,000 OD'd massacred.
Complete 50 challenges with a gold rating.
Complete 30 challenges with at least a silver rating.
Destroy 25 Fizzco Blimps just because you can.
Complete 10 challenges with at least a bronze rating.
Collect 250 fashion items.
Beat Insomniac QA's high score of 534,080 on the Challenge "Buck's Revenge."
Kill 500 enemies with traps.
Earn an Amp upgrade in Chaos Squad.
Survive Chaos Squad in the Old Factory District with at least 150 Chaos.
Survive Chaos Squad in Little Tokyo District with at least 325 Chaos.
Survive Chaos Squad in the Harbor District with at least 750 Chaos.
Replay any Mission and complete it under par.
Replay the final mission and defeat the boss under par.
Complete an optional Night Defense without losing any of your Overcharge.
Upgrade the Overcharge vats at every Fort.
Take back Sunset City for the misfit survivors.
Reach Level 99 in Ignatius' epic RPG campaign.
Clear Fargarthia of a hidden evil.
Collect all 150 Fizzie balloons.
Find all 20 secret sightseeing locations in Sunset City.
Deface 40 billboards with graffiti.
Eavesdrop on nine conversations by hacking into satellites.
Get to the bottom of Fizzco's corporate secrets.
Collect all 40 Smartphones.
Collect all 150 Overcharge hologram signs.
Collect all 150 scraps of toilet paper.
Liberate all the comic books for the comic book collector.
Equip one piece of clothing from each Faction at the same time.
Collect all 150 shoes hanging from wires.
Destroy all 150 Fizzco security cameras.
Complete a quest from every faction.
Loot 25 emergency supply drops.
5,000 OD'd Massacred.
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.
Collect 20 Amps from Floyd.
Chain together 100 traversal moves without stopping or touching the ground.
That was a lot of pigeons.
Kill 500 enemies while at Style Level 3.
Become an honorary Troop Member by finding Bryllcream and defeating Norton.
Unlock at least one Rank 4 Overdrive.
Upgrade one of your guns to Level 5.
Spend at least 25,000 Overcharge.
You killed a balloon.
Burn, Shock, Freeze, or Enrage 1000 enemies.
Survive the glider crash and look for another way out of Sunset City.
Equip five AMPs on your character at the same time.
Become a reality TV star.
Kill 100 enemies while bouncing or while in the air.
Unlock an Overdrive.
Earn a badge.
Melee 50 enemies while grinding.
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.
Survive Chaos Squad in the Robot Factory with at least 2300 Chaos.
Defeat Brandon. Like, for real.
Reroute the power inside the factory in the weirdest way possible.
Work with Buck and Sam to create a new weapon.
Put on a robot costume and collect the kill codes.
Weapons design is a tough business.
Find Fiona and Lou, then help them escape by fixing Snackwrap.
Ride a cargo container into the factory.
Replay the Floating Garbage mission and complete it under par.
Ha, ha! I can't believe you fell for that!