Here is the full list of all 12 Ghostbusters: Sanctum of Slime achievements worth 200 gamerscore.
Find all the hidden collectibles.
Watch each comic without skipping.
Unlock every level and defeat the final boss.
Destroy all the expensive LCD televisions in the hotel.
Finish an online level with the help of 3 other players.
Finish a chase level with at least 75% of the Ecto-shield up.
Play with each character.
Revive any teammate 20 times.
Defeat the Subway Smasher.
Kill a Slime Abomination with the wrong weapon.
Get 100% score with the trap.
Finish the first level.