Hiker - 50 points
Complete Chapter 1 in Single Player
Weatherman - 75 points
Complete Chapter 2 in Single Player
Tourist - 75 points
Complete Chapter 3 in Single Player
Spelunker - 75 points
Complete Chapter 4 in Single Player
Legionnaire - 75 points
Complete Chapter 5 in Single Player
Exterminator - 100 points
Complete Chapter 6 in Single Player
I sense... Co-op - 50 points
Complete any Multiplayer Chapter as Abe on Xbox LIVE
Some like it hot - 50 points
Complete any Multiplayer Chapter as Liz on Xbox LIVE
It takes two - 100 points
Complete all Chapters in Multiplayer on Xbox LIVE
Heads you win... - 10 points
Defeat 25 enemies with Bambini Heads
Boom-Boom - 10 points
Defeat 25 enemies with Oni Clubs
Angry Plumber - 10 points
Defeat 25 enemies with Drain Pipes
Egg-splosive - 10 points
Defeat 25 enemies with Frog Eggs
Armed and Dangerous - 10 points
Defeat 25 enemies with Krieger Guns
Chiropractor - 10 points
Defeat 25 enemies with the Ape Spine
Debt Collector - 20 points
Find all the Artefacts
Eye on the Prize - 10 points
Find the hidden Artefact in Chapter 1
Finders Keepers - 10 points
Find the hidden Artefact in Chapter 2
Watching the Missing - 10 points
Find the hidden Artefact in Chapter 3
I See You - 10 points
Find the hidden Artefact in Chapter 4
Artefact Appreciation - 10 points
Find the hidden Artefact in Chapter 5
Dear Diary - 10 points
Find the hidden Artefact in Chapter 6
Vertigo - 10 points
Fall off cliffs 20 times
Going Down - 10 points
Defeat 50 enemies by throwing them off cliffs
Prickly Personality - 10 points
Defeat 50 enemies by throwing them onto spikes
I Feel Lucky - 10 points
Defeat 50 enemies with the Samaritan
Goal! - 10 points
Kick 50 Bambini Heads
Secret Achievements
Secret Achievement - 50 points
Continue playing to unlock this secret achievement.
Secret Achievement - 50 points
Continue playing to unlock this secret achievement.
Secret Achievement - 50 points
Continue playing to unlock this secret achievement.
Secret Achievement - 10 points
Continue playing to unlock this secret achievement.