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

Broken, Restored, Empty Complete the first Hospital sequence

The Watcher Defeat Algos' first form

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

Mix Master Play a Custom Speedlist you have created (Multiplayer)

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

Go Pro or Go Home Unlock all the Pro mods on a car (Single Player)

Stranger Than Friction Master the Propulsion Gel

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

Finish Him? Perform any fighter's hidden finishing move

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

What Does This Button Do?? Complete Arcade Ladder without blocking (allowed to continue)

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

Dual Pit Experiment Do the same test twice

Scanned Alone Stand in a defective turret detector

Tunnel of Funnel Master the Excursion Funnel

The Heat is Off Escape successfully from all Heat levels

The Part Where He Kills You This is that part

Lunacy That just happened

Fruit Fighter Shoot a background UFO in Future Tense.

Queen Anne’s Revenge Playing as Blackbeard, perform an acrobatic kill and a gun kill in less than 10 seconds.

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

The Modfather Unlock 3 Pro Mods in Multiplayer

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

Elevator to the Gallows Kill a player using a lift that has been trapped with Booby 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

Quick Off The Mark Perform a maximum Start Line Boost.

Undertaker Unlock 50% of the Krypt

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

Preemptive Strike Playing as The Orchid, block 10 abilities from opponents with Sabotage.

Let Me Introduce Myself Finish an online race.

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

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

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

Networking Find every Jack Spot

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

Complet-ality Perform 1 of each type of "-ality"

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

Chel Game Obtain a Bronze, Silver, or Gold medal in Time Attack for the Mother Protector Challenge Tomb

Go Fish Obtain a Bronze, Silver, or Gold medal in Score Attack for the Slayer's Gauntlet Challenge Tomb

Sacred Land Playing as The Jaguar, be the highest scoring player of a Domination game session.