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I Call Shotgun! Drive a vehicle with a Sentry Gun on the back and have it kill 5 enemies

I Got This In The Darkest Shore, survive the initial beach rush without using any machine gun turrets.

Tree Hugger Defend the Ent

Chapter 4 Speedrun Complete a Speedrun of Chapter 4 below the target time.

Helpful Stranger Revive a player from a different Squad in MWZ

Zombie Genocide Master Kill 72,000 zombies

Everyone fights, no one quits Revive 10 downed teammates over any number of Resistance Mode missions.

For Science! Researched all technologies at least once before the year 2005 in a single game

I came in like a Resogun Accumulate a total Wrecking combo of 1,000 in Demolition mode

Chapter 3 Speedrun Complete a Speedrun of Chapter 3 below the target time.

Homebrewer Create three unique alchemical solutions in a single playthrough - bottoms up!

Small and Lethal Unlock all Sidearms

Insanity II Complete two games in Mass Effect Legendary Edition on Insanity without changing difficulty

Chimp on the Barbie In Ascension, kill a space monkey with a fire trap.

Big Game Trapper Use a hypno trap to turn a Rhino friendly in Mayday in Regular or Hardcore difficulty.

Give Them Something to Believe Complete New Game Plus

Lights Out Complete the "Light 'Em Up" Special Ops mission on Veteran difficulty.

Gear Five! Reach Ultimate Vault Hunter level 5.

Burgertown Escort Service Rescue 1 survivor in Infection.

Undiscovered Truths Find all the intel hidden in Nightfall.

Eh...what's up, doc? In cooperative mode, revive wounded players 5 times.

Great Explorer Trigger a total of 50 route changer Power Plays.

Invincible Get 99 or more extra lives.

Gotta Catch'em All Collect all secrets.

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

Acidic Alchemy In IX, Get a kill with the Acid Trap in each of its craftable locations

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

Guac is Extra Find Dave the Burrito.

I Know a Shortcut In Voyage of Despair, take every fast travel path in a single game

Tumbler Perform an impressive Barrel Roll

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

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

Vehicle Builder Build your first Builder car.

Chuck Greene: Cross-dresser? Change into all pieces of clothing in the game

Mountain legend Complete 30 MOUNTAIN STORIES in Alps

Friends With Benefits Had relations higher than 90 with all factions in the Modern Era

Master of the reliquary Gather all the fingers of Frankenstein

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

Better Safe Than Sorry Unlock all Secondary Weapons

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

All's Well as Ends Better Complete the single player "War of the Ring" Campaign.

Out Of Reach Get an online form of 25 or better.

Catch'em All! Collect all creature entries.

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

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

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

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

Chapter 6 Speedrun Complete a Speedrun of Chapter 6 below the target time.

A Little Pack Here, a Little Punch There In Voyage of Despair, use the Pack-a-Punch at every possible location in a single game