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Orienteer Find all the Safe Houses in Bowa-Seko - the Southern Territory

Thunderball Collect all power weapons.

Electrifying Stun 10 aliens with one stun grenade (or witness another player doing this).

Elevate Your Senses! Activate the Fly Trap. (Map Pack 3 only)

Performance Enhancing Mods Unlock all of the Performance Mods (Except Legendary Mods).

Competitor Earn all the stars in Sunshine Sprint

No Friend of Goblins Defeat 100 Goblins

What Alien Menace? Complete Chapter 4.

Not a Novice Anymore Complete the game (awarded just before credits).

Improper Behavior Spraypaint all Zombrex posters

Break Out the Arsenal Fire every weapon and use every item in single player.

Career 50% Complete 15 different championships in your career

Campaign Veteran Complete all single player levels 1-5.

Demolition Derby Demolition Derby - Collide with another UFO 10 times

Stand Up and Shout You achieved maximum mood with the Allies

Blind Luck Blind Luck - Kill one of each enemy footsoldier using blind fire

One to Remember Save a highlight to the Replay Theatre

Master of the Blood Double Teamed with every Tainted Coil unit

Thermal Energy Reactor Accumulate a combined total of more than 99999 units of thermal energy.

Mesa Dorado- Casual Complete Mesa Dorado on Casual.

Serena Acquire Serena.

Fused Twilight Gem Obtain the Fused Twilight Gem artifact.

Flurry of Feathers Jump or dash onto three owls without touching the ground

Worthy Foe Complete "Worthy Foe" challenge

And STILL Champion... Defend a Title in a Championship Scramble match on Legend difficulty (single player only).

Skirmish - Chapter XIII Finish the levels from Chapter XIII in Squire difficulty

Feline Revenge Obtain all 72 medals on the original Arkham City ranked maps (as Catwoman)

Break a Few Eggs In single player Story mode, destroy 50 alien eggs using melee.

Conquer over Isengard Complete the Isengard level in the single player "War of the Ring" Campaign.

Sports License Won 25 Career events on Easy difficulty or higher

You Better Run You verified Carmona

Around the World Win an event on every track at 3,000cc (no teams)

Perseverance Unlock both exclusive weapons in a single category of skills in Story Mode.

Coolest Thing Ever Jumped over a Hextadon in the Deuce

Red Barrels Explode all the red barrels on the rooftop while in a helicopter

Crosser Create a goal with a cross with a player with the Crossing Speciality

Solitary Met a strange person in a strange place

Pure Lunacy Complete Dead Space™ 3 Awakened in Pure Survival Mode

Double Time Complete any chapter after Arrowtree in Co-op on any difficulty.

Overkill Completed all hunting secondary missions

Terra Verte- Casual Complete Terra Verte on Casual.

Finders Keepers Collect 10 Emblems.

Receiving End Complete "Receiving End" challenge

Torn Into Pieces Complete "Torn Into Pieces" challenge

Distance Shooter Score from outside the box with a player with the Distance Shooter Speciality

Star struck Get 3 Stars on 10 different Echoes

Noble Tourist Stay overnight at the tavern 10 times.

Monster Cutter Create 100 new monsters by splitting existing monsters with the killing stroke.

Completionist Dominate 100% of Career by beating all the track records.

Pro Crafter Improve your weapons or armor at the crafting shop 50 times.