The We All Fall Down Add-on for We Happy Few has 10 achievements worth 180 gamerscore.
Did Your Duty
Restored Order at Haworth Labs
Shut Off Joy Supply to Waterworks
Collected All Lore Notes
Unlocked All Upgrades
Found Loot in Alleyway
Found Loot in Canal
Knocked Down 40 NPCs With Whip Shove Combo
Zapped 20 Different TVs with Dart Gun
Finished DLC With No Upgrades