andyry2003

Still Tastes Good Endurance Challenge: Eat the meat of 5 wolves that were killed with poison damage

Nature Retreat Endurance Challenge: Survive for 7 days

Bridge Over Troubling Water Complete the first Hard-Light Surfaces test

Great Outdoors Endurance Challenge: Survive for 10 days

A Feast for Two Endurance Co-op Challenge: Eat the meat of 3 bears with your partner

Friendly Skies Defeated all waves in The OPS Zeal.

Vacation Endurance Challenge: Escape the forest after surviving for 7 days

Fashion Aficionado Change into 10 different pieces of clothing

Great Haul Endurance Challenge: Escape the forest after surviving 10 days, with at least 10 Relics

SaBOTour Make a break for it

Stalemate Associate Press the button!

Sisters of Athena Endurance Co-op Challenge: Kill a combined total of 25 enemies in a single Expedition

Sisters of Artemis Endurance Co-op Challenge: Kill a combined total of 10 dangerous animals in a single Expedition

Vertically Unchallenged Master the Repulsion Gel

Tater Tote Carry science forward

For the Night is Dark Endurance Co-op Challenge: Clear 3 Enemy Camps at night in a single expedition

Teamwork Endurance Co-op Challenge: Warm up from freezing by standing next to a campfire lit by your partner

Communication Skills Endurance Co-op Challenge: Kill 5 enemies that have been marked by your partner

Stranger Than Friction Master the Propulsion Gel

Alone Time Endurance Co-op Challenge: Spend at least one day more than 60 meters apart

White Out Complete the first Conversion Gel test

"Teamwork" Endurance Co-op Challenge: Collect an Artifact while your partner is down

Get Away from Her! Endurance Co-op Challenge: Kill an enemy melee attacking your partner

Dual Pit Experiment Do the same test twice

Scanned Alone Stand in a defective turret detector

No One Left Behind Endurance Co-op Challenge: Revive a player 3 times in a single expedition

Tunnel of Funnel Master the Excursion Funnel

The Part Where He Kills You This is that part

Lunacy That just happened

Echoes of the Fast Obtain a Bronze, Silver, or Gold medal in Time Attack for the Forge of Destiny Challenge Tomb

Bartender Mix a drink

Skillful Raider Endurance Challenge: Open 5 Codices or Sarcophagi without getting caught in a trap

High Five Celebrate your cooperative calibration success

Echoes of the Furious Obtain a Bronze, Silver, or Gold medal in Score Attack for the Forge of Destiny Challenge Tomb

Duke or Dimwit? Defeated all waves in Duke and Dimwit Theater.

Taffer's Delight Completed Burial at Sea - Episode 2 in 1998 mode.

Master and Apprentice Endurance Co-op Challenge: Escape the forest after surviving 10 days with at least 20 Artifacts

Float Like A Butterfly Obtain a Bronze, Silver or Gold medal in Time Attack for the Path of Huracan Challenge Tomb

Good Listener Take GLaDOS' escape advice

Saving the Day Save 10 survivors

Rope-a-Dope In CitC, knock an enemy around the city with Undertow, then knock him off the edge of the city.

Sting Like A Bee Obtain a Bronze, Silver or Gold medal in Score Attack for the Path of Huracan Challenge Tomb

Rooftop Ruffian Defeated all waves in Raven's Dome.

Howl Long Obtain a Bronze, Silver, or Gold medal in Time Attack for the Howl of the Monkey Gods Challenge Tomb

Go Cart Obtain a Bronze, Silver, or Gold medal in Time Attack for The Sixth Seal Challenge Tomb

Museum Curator In CitC, unlocked all Gallery items.

Missile Defense System In CitC, killed an enemy with splash damage by shooting a rocket out of the air.

Organ Grinder Obtain a Bronze, Silver or Gold medal in Score Attack for the Howl of the Monkey Gods Challenge Tomb

Rapids Obtain a Bronze, Silver, or Gold medal in Time Attack for the Slayer's Gauntlet Challenge Tomb

Zip It Obtain a Bronze, Silver, or Gold medal in Time Attack for the Zipacna's Craving Challenge Tomb