The The Mystery Of The Mooil Rig Add-on for Sunset Overdrive has 9 achievements worth 225 gamerscore.
Anybody can be a movie producer, because nobody knows what they do.
Build the "Feel the Burn" weapon for a guy who is stir-crazy... or just crazy.
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.
Survive Chaos Squad in the Mooil Rig with at least 1700 Chaos.