The MMO Add-on for Goat Simulator has 16 achievements worth 640 gamerscore.
Trash the server room
It never erupts when you want it to.
Do a card trick at the magician
Get deviously trapped again
Unlock the mermaid mutator
Unlock the wheel of time mutator
Jump on the launchpad
Jörgen
Unlock the gravity goat mutator
OMG IS THAT WHAT I THINK IT IS?
Unlock the ExcaliGoat mutator
Baa with the choir
Do a lot of hurt. With your butt.
Enjoy your trip
Find all the trophies on the MMO Level.
Visit all zones on the MMO level