Toothpick91

Wages of Conflict Aquire all conflict diamonds in the game available through payment or exploration

Despair from Underworld You have destroyed Beelzebub's Beelzetolv! (Story Mode, Solo Play, within time)

Straight-A Student Complete every level in Skatepark

Treasure Hunter Open 50 treasure chests.

You can run but you can't hide In PANIC ROOM, take the key from Chavez within the first 45 seconds of starting the mission. To complete this challenge, you will have to have played the heist from the start.

The Best Defense Is a Good Offense Defeat a Survivor using a controlled Security Guard Zombie in Area 2.

Master of the Castle Complete all areas in a total of 250 minutes or less

Pet Collector Find all the pets!

Anarchy is a Killer Weapon! Defeat 50 enemies with Killer Weapon attacks. (Campaign Mode)

Supernaut 3 Super Tyrants Slain

Extermination Addict Play 100 public matches of Extermination

CvS Master Win 25 public matches of Creatures Vs. Soldiers

Guardian of the Sanctuary Complete Chapter 6.

Sacred Beast Fly on Flammie for the first time.

Fancy Seeing You Here! Meet a Tenko you sent out on a journey on the battlefield.

This Is Getting Interesting Finish a 50th run

It's a Secret to Everybody Find all secret areas in the caves.

Shadow Forest Submonster Obliterated Mush Geezer

Unstoppable Perform a 50 hit combo.

The Volunteer Make contact with the Ethereal hive mind.

Armory Collect all the armor sets.

To the Island of Happiness (Yuugo's Request) Reached Yet Another Side Chapter 05.

Plumbing the Depths Awarded for clearing floor 40 of the Dreamer's Maze.

Invincible Win a match in under 2:05 minutes (except in Arena Mode).

Limousine Muzét has transported quite a bit with her Support Warp.
Enemies don't even want to bother with you!

Knight in Shining Armor Master the Sword and Shield technique!

There's lots more where those came from Earned 10 Gold Medals on Assassination Missions

Trials - Chapter XIV Complete all the trials for Chapter XIV

Heart of Darkness Complete Inside and Distortion in Co-Op Campaign

Hi Ho, Silver - Away! Ride Molly for 15 seconds.
14/15

Breakout Break all of The Line's shields before hitting him

Mercy Spare the Xedur Hul variant.

That's Not A Gun, This Is A Gun Defeat 2 Survivors using a single camera-mounted firearm.

Transformation! Changed avatar in online mode for the first time.

Barrow Scholar Learn all about the Barrows

Baby Sis x Baby Sis Call Saaya or Saki 150 times in Cross Merge Combination.

Eternal Conquest with Gaius You and Gaius have formed a kingly friendship.
You may find yourself sitting on the throne in his place sometimes!

Meticulous Collector Acquire all items available in hard time attack

Bryan-Approved Sniper Killed 100 enemies using head shots.

Slow and Steady Clear "The Road to the Peninsula" without losing any of the soldiers pushing the ballista.

Destroyer Get 1000 Eliminations in Multiplayer

Divine Verso, Mundane Recto Quell the new disturbance on Herta Space Station

Fixin' for a Fight Nothing gets my engine revving more than a brawl between avatars, live and in the flesh! Let's see you do 20 Avatar Battles!
2/20

A March in the Snow Completed Chapter 7, and rendezvoused with the Centurion.

Power Overwhelming As Spencer, maintain 8 units or more of Bio Energy for 2 minutes.

The Hit that Keeps On Hitting Get a 150-hit combo. Must. Keep. Hitting!

Biology Buff Encounter half of all enemies.

Forever Elize Your kinship with Elize is now supremely awesome.
She may now come to you with deep questions about life itself.

Dark Lord? No Biggie Defeat the Dark Lord without taking any damage

Oppenheimer Staff the Research Labs with 80 scientists.