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Acquire Waffle Weapons! Obtain the Ray Gun, DG-2, and the Monkey Bomb at the same time in a game. (Map Pack 3 only)

Hope and Despair Completed the additional mission: "Ebon Memories: Hope Within Despair."

You're On Fire! Get 5 Kill Streaks of 5 kills in Elimination or Skirmish in PvP.

International Off-Road C-3 Earn the International Off-Road C-3 licence

I kill dead people Killed 40 ghosts in the Ancient Labyrinth

Deliver This Complete the "Special Delivery" Special Ops mission on Veteran difficulty.

The Spider's web Defeat 50 enemies using the Amazing Charge Attack

Tag, You're it! Use the Spotter Scope to tag 60 enemies or items in Open Combat Missions

Monster Master Maximize the research level for almost all large monsters.

Come On And ... Slam 10 zombies at once in Outbreak.

Super, Man! To battle is to win a fight with overwhelming strength! Show me you can do 100 Super Combos!

Re-Armed Receive Zero's arm part in Mega Man X.

The Guillotine Kill Isaac with Judas

2-fer Using the EBR-14, kill 2 enemies with 1 bullet 5 times in 'Payload' without sounding the alarm

Elevator Out of Order Reach the roof in 'Highrise' under 45 seconds

Salty Mountain High Complete through Chapter 6

I Challenge You to a Duel Complete a Medieval level using only Lou Don Jim

Boom! Defeat 5 foes at once using the War Horn.

Golden God You are the best!

The third faction Rescue all the Buddies from their respective predicaments

Nahantu Sightseer Explore all of Nahantu.
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Master of the reliquary Gather all the fingers of Frankenstein

Last Blood At the end of Guns of Stygia, kill all the enemies on the walkways before the explosions do

The Boss Beats A Boss Defeat a boss using only President of Sony Computer Entertainment Worldwide Studios Shuhei Yoshida

Thanatophobia WITHOUT using the Architect, complete the game dying 15 times or less

Merciless Kill 50 crawling demons in campaign mode

Judas' Tongue Kill Satan with Judas

Don't make me pull the trigger! Survive for 5 minutes in Demolition mode

Flyswatter Destroy all helicopters in the "Vertigo" Special Ops mission.

Town Sweeper Cleared "Make a Star 5."

Favorite Clear all missions of any rank consecutively using the same gun parts.

The Coin Bag Kill Isaac with Cain

A New Hope See all of the endings of Ninja
Scroll of the Demon Blade.

Gravestone Kill 100 Zombies with a vehicle in a single deployment in MWZ

It's Over Defeat Wolf Sigma in Mega Man X.

...now watch this Drive Complete all of the Advanced Driving Techniques at the DiRT Academy

Double Yolker Take two Joker Laps and win a Rallycross race

Shadow Warrior Complete the game on normal or higher difficulty setting

Head Hunter Defeat Xing on normal or higher difficulty setting

Egg-stra Devastation! Complete the Egg-Stra XP challenge and then destroy a hive in the Devastation DLC package.

Bookwyrm This is proof that you've become quite familiar with the Library. How to obtain this is kind of a secret, but if you take the time to do a bit of reading now and then, you should be pleasantly surprised.

Master at arms Unlock all the the Warrior skills and their upgrades

Pinnacle Complete the "Vertigo" Special Ops mission on Veteran difficulty.

Dinner Date Pigsy's Perfect 10: Collect all hidden food and pin-up girls.

Street Fighter Complete all Dragon's Teeth Assignments

No Damage! Finish any Stage without taking damage.

Farewell to a Friend Put a friend out of their misery.

Making mountains out of molehills Kill 100,000 enemies.

Toasted Burn 100 enemies to death in campaign mode

Chatterbox Sometimes, after you've found a discovery point or when you're at a save point, you have the opportunity to press L3 to initiate a conversation between your companions. This is proof that you've experienced many Things and had a lot of Opinions about them.