The Butcher's Mod Pack Add-on for PAYDAY 2: Crimewave Edition has 3 achievements worth 80 gamerscore.
Nightclub - Have 12 hostages or more on the dance floor when you escape.
Jewlery Store - Don't let the cops enter the store until the van comes back on OVERKILL or above.
Mallcrasher - Loot $1.8m in loose cash within 50 seconds of starting the heist on OVERKILL.