RedBull448

Altitude Sickness Crouch or slide into a double jump

Wait, aren't you...? Unlock a Cage and Rescue a Friend

Ninja Kill 30 enemies with throwing knives.

Thresher Thrashed Defeat Terramorphous the Invincible.

Surgical Sniper Heal by getting 10 headshot kills while you have the Golden Harbinger equipped.

Pyromaniac Kill a Mummy by setting it on fire (The Curse of the Pharaohs)

Cuckoo for Incarceration Rescue your friend.

Turtle School Master Complete 20 Turtle School training challenges and report to Master Roshi.

Pacta Sunt Servanda Finish the "Hearts of Stone" expansion.

Royalty Complete the mission "Royalty".

Superspy Cleared every mission and challenge mission in the Spy Pack.

Destroyed On Gaspar, blow up all Blarg destroyers

Yaaaaaay Introduce thyself to the White Knight.

Networking Complete 20 Missions as part of a group.

The Riddle of the Sphynx Have your bazooka ready.

Unwelcome Guest Vanquish a player as an invader

Raider On the level DEPOT silently kill the first guard and break into the Fascist station unnoticed.

Mr Perky 10 Reach level 10 on any perk

Scrooge Save 1000 military-grade rounds.

Bad Boss Strike a Follower until he's had enough.

Master of Dance Complete Location 6 - The Lost City of Generals

Stunning Knock 30 human enemies out in close combat.

Buckle Up, Boys, Buckle Up! Earn 5 Relics.

They'll all be remembered Find every single historical item

Artificial Intelligence Discover the fate of Marko Dragic.

Quick Draw On the level HUNTER kill the nosalises before they break through the ventilation grilles.

Trigger Clickin' Good Shoot 5 of them in a single level.

Take Aim Destroy a fighter or bomber on Novalis

Where Credit is Due Perseverance has its own reward

Nano This! Upgrade to Ultra Nanotech

For the cause Sacrifice Hannah to save the Valkyrie in the Campaign

Bad Dog! Defeat Cerberos.

Western Stranger Complete 10 Stranger mission strands.

Student of Collection Attain True Ninja Rank 10

Rooftop Runner Earned a gold medal in Auldnoir Free Race II.

The Conqueror Win the conquest of Elysium with freed humans from the 3 main regions.

Sweet Dreams Croft Manor: Finish Lara's Nightmare

Alone in the Dark Beneath the arthropod

Innocent Play through without killing anyone, and finish.

Drek This! Defeat Chairman Drek

Increased Capacity Upgrade Nephilim's Respite Capacity

Turtle School Legend Complete 50 Turtle School training challenges and report to Master Roshi.

Personal Space Tell Lucien to get out of Erica's room, and finish.

Cortex N. Furiated Just "forget" it. Repeatedly.

No Survivors Kill everyone in one playthrough, and finish.

Earth's New Champion Complete the Cell Saga.

Girl Trouble Defeat Blarg Station Alien Queen using only the wrench!

Visit the Quarry Awarded for visiting the Quarry in White Mountain.

Student of Speed Complete a Race

Master of Stairs Complete Location 7 - The Unclimbable Mountain