aka_dave

Severed Ties Destroy the Federation's satellite array (Complete "Severed Ties" on any difficulty.)

Sneaking Around Get through the aircraft carrier's bridge area without being noticed.

LOKI Commandeer the enemy space station. (Complete "Loki" on any difficulty.)

Weapons Master Use all the weapons in the game and kill ten enemies with each of them.

The Ghost Killer Confront Rorke (Complete "The Ghost Killer" on any difficulty.)

Mystery Stalker Reveal the mystery watcher

Pay Your Respects A moment of remembrance

Carbon Faceprint Catch Photocopier with your face

250 Headshots Defeat 250 enemies with headshots.

Revealing the Unseen Complete "Revealing the Unseen"

Back in My Day Complete the entire game on Veteran.

Glory of the Dead Complete "Glory of the Dead"

Heirlooms Collect all the serpent emblems.

30 Kills: Mk - NDI Defeat 30 enemies with the Mk - NDI.

Third Time Lucky Complete 'Goodbye, Dear Friend'.

The Fallen Complete "The Fallen"

The Islands Complete all levels in The Islands

The Eye of Magnus Complete "The Eye of Magnus"

With Friends Like These… Join the Dark Brotherhood

70 Kills: M4 Defeat 70 enemies with the M4.

Dragonslayer Complete "Dragonslayer"

David & Goliath Take down the LCS on the first go.

Dragon Hunter Absorb 20 dragon souls

Redemption Complete 'Red Dead Redemption'.

Leave It to the Pro Complete the entire game on Professional.

Married Get married

Sticky Fingers Collect 50% of the prize bubbles on the story levels

...A Saint Gets a Gun Ring all the bells in town in 'Miracle on 3rd Street'.

Standing Stones Find 13 Standing Stones

Delver Clear 50 dungeons

War Hero Capture Fort Sungard or Fort Greenwall

Odessa Mining Company Complete the Mystery.

The Temples Complete all levels in The Temples

Secret Stickerist Unlock the race in First Steps

30 Kills: Moss - 12 Defeat 30 enemies with the Moss - 12.

Ruffle My Feathers Force José Parrot to squawk out 8 unique quips.

The Sete Cidades Complete the Mystery.

Mad Skillz Max out all the skills that allow you to level up.

Hero of Skyrim Capture Solitude or Windhelm

The Revolution Complete the Mystery.

Cowboy Builder Complete 'A New Jerusalem'.

Minty Fresh! Lick the candy cane barricade all the way through in 'The Fight Before Christmas'.

Sideways Complete 10 side quests

Secrets of the Kuna Complete the Mystery.

Poisoned Powder Complete the Mystery.

Trendsetter Place a sticker or a decoration on another player's sackperson

YOLO Fortunately Beat the Last Chapter Without Dying on Normal Difficulty or Harder

Trail of Vincent Perez Complete the Mystery.

Endless Summer Complete the Epilogue.

Proof of Life Complete the Mystery.