- Get Her!
Complete the 'Checking Out the Library' level.
- Ghost Fever Grips New York
Complete the 'Museum of (Super)Natural History' level.
- Somebody Saw A Cockroach on 12
Complete the 'Return to the Sedgewick' level.
- Let Me Guess, Gozer Worshippers
Complete the 'Lost Island Rising' level.
- Disaster of Biblical Proportions
Complete the 'Central Park Cemetery' level.
- We Came, We Saw…
Complete the game on 'Casual' or 'Experienced' difficulty.
- Are You A God?
Complete the game on 'Professional' difficulty.
Locked - 2 guides
- Slam Dunk!
Slam dunk a ghost into a trap
Locked - 1 guide
- Slime Dunk!
Trap a ghost using the Slime Tether.
Locked - 1 guide
- Stasis Dunk!
Trap a ghost using the Stasis Stream.
Locked - 4 guides
- Heat 'Em Up
Purchase all upgrades for the Proton Gun.
Locked - 1 guide
- Mother Pus Bucket!
Purchase all upgrades for the Slime Gun.
Locked - 1 guide
- We be fast! They be slow!
Purchase all upgrades for the Dark Matter Generator.
Locked - 1 guide
- I Don't Want My Face Burned Off
Purchase all upgrades for the Meson Collider.
Locked - 1 guide
- We Have the Tools!
Purchase all available equipment upgrades.
Locked - 1 guide
- The Destructor
Complete the game with more than $3,000,000 in property damage.
Locked - 1 guide
- Nice Shootin', Tex!
Complete the game with less than $100,000 in property damage.
Locked - 1 guide
- Spores, Molds, and Fungus
Collect all Cursed Artifacts.
Locked - 2 guides
- Back Off Man. I'm A Scientist
Obtain 100% PKE scans for every paranormal creature.
Locked - 1 guide
- I'm a Ghostbuster, Not a Doctor!
Revive your teammates 20 times.
Locked - 2 guides
- It's Slime Time
Use the Slime Tether on 15 ghosts.
Locked - 1 guide
- I Looked at the Trap, Ray!
Recover 20 of your own full ghost traps.
Locked - 1 guide
- Kosher!
Remedy a dubious food choice to make the bar mitzvah as orthodox as it can be.
Locked - 1 guide
- I Love You When You Rough-House!
The tidy architectural office could use some Proton-based humbling.
Locked - 1 guide
- But the Kids Love Us!
The children's reading room has a story to tell, but it will take more than your eyes to see it.
Locked - 1 guide
- You Never Studied
Keep your ears open to learn everything you can about the Civil War.
Locked - 1 guide
- I've Quit Better Jobs Than This.
Some ghosts had a real blowout in the Coat Room. Clean it up?
Locked - 1 guide
- Hedgebuster
The hedge maze is a real eyesore; do some Protonic pruning.
Locked - 2 guides
- One down, on the Ground!
Airborne coffins are an affront to gravity; use your Proton Pack to avenge Mother Nature!
Locked - 2 guides
- Ghostbusters Drinking Game
Quench your thirst wherever possible to avoid being scared spitless.
Locked - 2 guides