Igor_Gomes-

Lethal Purchase all skills in all categories.

That'll Hold 'Em Use Wooden Boards to board up a window.

Eat This! Counterattack with a sub-weapon.

Hip to Add Squares Increase your inventory slots.

First Break-In Open a dial safe.

Behind Closed Doors Close an open door by yourself.

A Vault-like Mind Open a portable safe.

Welcome to the Family, Son Escape from the guest house.

Boom Goes the Dynamite Shoot a bundle of dynamite out of the air.

Customizer Customize a weapon.

No Stone Left Unturned Find all documents, relics and GPS caches.

Path to the Goddess Solve the Goddess Statue puzzle.

Vermin Extermination Destroy a Mr. Raccoon.

Don't Need No Stinkin' Gun Defeat an enemy with a knife.

Arms in the Air Block an enemy attack by guarding.

Master of Unlocking Use a lock pick to open something.

The Professional Fully mod and completely upgrade all weapons.

He's Here, There, Everywhere! Destroy a Mr. Everywhere statuette.

Bon Appétit Shoot the grenade you fed to an enemy.

Hats Off! Shoot Tyrant's hat off his head.

Prison Break Free Samael from his prison

Chasm Jumper Gain the Shadowflight Ability

Never-Ending Rain Escape the police station.

Fallen Angel Get your first Supernatural Powers

Keep Their Heads Ringin' Paralyze a licker's sense of hearing.

Can't Catch Me Complete the "Mia" videotape without being spotted by Marguerite.

Nice Try Put an unrelated object on a shadow plinth.

A Great Need for a Shower Escape from the sewers.

Four of a Kind Kill 4 enemies in a row with headshots in the single player campaign.

Like Skeet Shooting Shoot a zombie dog or a licker out of the air.

Hack Complete Complete Ada's segment.

Things Got Personal Finish off an enemy with the knife.

Save the Bacon Protect 'War Pig', the Abrams tank.

Hard Crash Perform 10 vehicle take downs

Daredevil Kill an enemy while blinded by a flashbang in the single player campaign.

Inconceivable! Complete all challenges.

Reaper Collect the Scythe

Death From Above Operate an AC-130 gun ship.

Family Man Complete Act 1

A Hero Emerges Complete Leon's story.

Open Your Eyes Use psychostimulants.

Rescue Roycewicz Save Pvt. Roycewicz on the stairs.

Level One Demon Buy your first Upgrade from the Upgrade Store

Straight Flush Kill 5 enemies with one shot while in the AC-130 gunship.

Roadkill Kill 2 enemies by blowing up a car in the single player campaign.

You Ain't Gettin' Away Escape to the yard.

Wrong Number Find Al-Asad's safehouse.

Down Boy Down Survive a dog attack.

Explosion Man Kill 20 enemies with explosives in a single level.

Elemental Thief Collect the Crossblade