AtomSpawn

Underground Tour Return to the underground while no mission is active and travel from one end of the catacombs to the other.

Blood Bank Collect half of the Canopic Jars.

Flight Night Stay airborne for 250 meters while in Shadow Swarm.

Blood Junkie Collect all Canopic Jars and max out your blood meter.

Bleeder's Digest Discover all of Mary's Teachings.

Kung Fu Fighting Inflict a set amount of damage to Wesker in "Lost in Nightmares."

Night Terrors Complete "Lost in Nightmares" on Professional.

Shoot the Messenger Defeat 3 Agitator Majini in one playthrough of "Desperate Escape."

Run the Gauntlet Complete "Desperate Escape" on Professional.

Gesticul-8 Perform all 8 gestures of your own volition in co-op

Obstacle Building Complete all test chambers in the Excursion Funnels co-op course

Smash TV Break 11 test chamber monitors

Can't Touch This Dance in front of a turret blocked by a hard light bridge in co-op

You Saved Science Complete all test chambers in all courses of co-op

Empty Gesture Drop your co-op partner in goo while they are gesturing by removing the bridge under them

Four Ring Circus Enter 4 different portals without touching the ground in co-op

Asking for Trouble Taunt GLaDOS in front of a camera in each of the five co-op courses

Iron Grip Never lose a cube in Chamber 6 of the Mass and Velocity co-op course

Party of Three Find the hidden companion cube in co-op test chamber

Portal Conservation Society Complete Chamber 3 in the Hard-Light Surfaces co-op course using only 5 total portal placements

Triple Crown Solve 3 co-op chambers in the Mass and Velocity course in under 60 seconds each

Still Alive Complete Course 4 with neither you nor your co-op partner dying

A for effort Attain a Time Trial star rating of 35

Still counting Attain a Time Trial star rating of 50

Chapter 2 Speedrun Complete a Speedrun of Chapter 2 below the target time.

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

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

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

Chapter 5 Speedrun Complete a Speedrun of Chapter 5 below the target time.

Chapter 7 Speedrun Complete a Speedrun of Chapter 7 below the target time.

Chapter 8 Speedrun Complete a Speedrun of Chapter 8 below the target time.

Chapter 9 Speedrun Complete a Speedrun of Chapter 9 below the target time.

Over the Edge Unlock all other trophies

Tactical Challenger Complete all of the Tactical Challenges in VANQUISH.

Acquire All Trophies Acquire All Trophies

Not a Death Game Get wiped out and respawn at the Teleport Gate Plaza.

Ancient Block You fought through Ancient Techforest

Sarah's Ending View Sarah's ending sequence.

Bacchus's Ending View Bacchus's ending sequence.

Commander Tent You shopped at the store

The Ultimate Swordsman Reach level 50 with Kirito.

Not My Black Swordsman Defeat Genesis in the Temple of Prayers.

Friends Who Care Complete Sinon's quests.

Lymle's Ending View Lymle's ending sequence.

Not On My Watch! Defeat Tia in Aincrad.

Together Forever Reach maximum affinity with Asuna.

Cave Block You fought through Thule Wulz Grotto

Thorn of Illusions Learn the extra skill "Thorn of Illusions."

Polished to a Fine Edge Reach maximum enhancement with a weapon.

Warmonger Learn the extra skill "Warmonger."