Exterminator
Completed Chapter 6 in Single Player
100 
It takes two
Completed all Chapters in Multiplayer on Xbox LIVE
100 
Weatherman
Completed Chapter 2 in Single Player
75 
Tourist
Completed Chapter 3 in Single Player
75 
Spelunker
Completed Chapter 4 in Single Player
75 
Legionnaire
Completed Chapter 5 in Single Player
75 
🔐 Taste the Lobster's Claw
Complete Chapter 7 in Single Player
50 
🔐 Self Service
Complete Chapter 8 in Single Player
50 
I sense... Co-op
Completed a Multiplayer Chapter as Abe on Xbox LIVE
50 
Some like it hot
Completed a Multiplayer Chapter as Liz on Xbox LIVE
50 
🔐 Pulp Faction
Completed any Multiplayer Chapter as Lobster on Xbox LIVE
50 
Hiker
Completed Chapter 1 in Single Player
50 
Debt Collector
Found all the Artefacts
20 
Heads you win...
Defeated 25 enemies with Bambini Heads
10 
Boom-Boom
Defeated 25 enemies with Oni Clubs
10 
Angry Plumber
Defeated 25 enemies with Drain Pipes
10 
Egg-splosive
Defeated 25 enemies with Frog Eggs
10 
Armed and Dangerous
Defeated 25 enemies with Krieger Guns
10 
Chiropractor
Defeated 25 enemies with the Ape Spine
10 
🔐 Killer Kitsch
Defeat 25 enemies with the Flamingo
10 
Eye on the Prize
Found the hidden Artefact in Chapter 1
10 
Finders Keepers
Found the hidden Artefact in Chapter 2
10 
Watching the Missing
Found the hidden Artefact in Chapter 3
10 
I See You
Found the hidden Artefact in Chapter 4
10 
Artefact Appreciation
Found the hidden Artefact in Chapter 5
10 
Dear Diary
Found the hidden Artefact in Chapter 6
10 
Vertigo
Fallen off cliffs 20 times
10 
Going Down
Defeated 50 enemies by throwing them off cliffs
10 
Prickly Personality
Defeated 50 enemies by throwing them onto spikes
10 
I Feel Lucky
Defeated 50 enemies with the Samaritan
10 
Goal!
Kicked 50 Bambini Heads
10