Complete the indicated task to complete the indicated challenge. Available challenges can be viewed on the "Information" screen.
| Challenge | How to unlock |
| Arm and Wire Action | Leap Up!: Perform a leap up.
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| Arm and Wire Action | Barrage: Kill 3 enemies at the same time with a death from above.
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| Arm and Wire Action | Feel the beat, y'all!: Kill 30 grunts in hand-to-hand.
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| Arm and Wire Action | First Swing: Perform a swing.
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| Arm and Wire Action | Hand-To-Hand: Kill a grunt in hand-to-hand combat.
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| Arm and Wire Action | Incoming!: Kill an enemy with a death from above.
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| Arm and Wire Action | Jabberman: Kill 10 grunts in hand-to-hand combat.
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| Arm and Wire Action | Kick In The Back: Perform 2 zip kicks on an enemy.
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| Arm and Wire Action | Monkeyman: Swing longer than 30 meters without touching anything.
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| Arm and Wire Action | Pull!: Kill an airborne enemy with a throw attack.
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| Arm and Wire Action | Receiving End: Throw an object at an enemy.
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| Arm and Wire Action | Reel In: Reel in 3 times.
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| Arm and Wire Action | Speed Swinger: Complete 5 consecutive speed swings.
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| Arm and Wire Action | Swinger: Complete 3 consecutive swings.
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| Arm and Wire Action | The Pinball Effect: Kill 2 enemies with one throw.
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| Arm and Wire Action | The Pitcher: Kill 50 enemies with the throw attack.
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| Arm and Wire Action | Train Block: Pull down the vehicle that is blocking your way.
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| Arm and Wire Action | Train Wreck: Pull down 3 train cars.
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| Arm and Wire Action | Worthy foe: Kill 3 biomech in hand-to-hand combat.
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| Enemy Combat | Anti-Air Measures!: Destroy 1 polycraft.
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| Enemy Combat | Biomech Sweeper: Defeat 15 biomechs.
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| Enemy Combat | Blood Trial: Kill 10 grunts.
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| Enemy Combat | Cracker: Defeat 5 biomechs.
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| Enemy Combat | Fair Fight!: Defeat 1 biomech.
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| Enemy Combat | Headshot Bonanza: Kill 50 grunts with a headshot.
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| Enemy Combat | Nemesis: Kill 350 grunts.
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| Enemy Combat | Poly Cruncher: Destroy 10 polycraft.
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| Enemy Combat | Slayer: Kill 25 enemy grunts.
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| Enemy Combat | The bold approach: Hit 1 biomech with a single death from above.
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| Enemy Combat | Torn Into Pieces: While in the air, destroy 1 polycraft.
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| Weapon Usage | Air To Surface: Use the Tarantula to kill 6 enemies while swinging.
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| Weapon Usage | Close up: Shoot an enemy while zoomed in.
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| Weapon Usage | Drive By: Kill 3 grunts with the hiker while swinging.
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| Weapon Usage | Explosive Delivery: Kill 2 grunts with the bulldog while swinging.
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| Weapon Usage | Kaboom: Use a grenade to kill a grunt.
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| Weapon Usage | Let The Dog Out: Kill 3 grunts with one bulldog shot.
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| Weapon Usage | Man Locked Up: Use the Tarantula's lock-on ability to kill 1 infantry unit.
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| Weapon Usage | Rocket Man: Use the Tarantula to kill 10 enemies.
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| Weapon Usage | Stroke Of Luck: Kill 1 enemy by using the bulldog.
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| Weapon Usage | The River: Kill 5 grunts with a single grenade.
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| Weapon Usage | The Turn: Kill 4 grunts with a single grenade.
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| Weapon Usage | Two Hit Wonder: Kill 2 guards with a single hiker shot.
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