The Witcher 2 progression tree

This article documents a tree-like progression for the duration of the whole game.

Prologue

1. By the King's Will
   1. Melitele's Heart, partial
   2. Arm wrestling
   3. Dice poker in The Witcher 2 with Soldier
   4. Experienced, partial
2. At the Fore
   1. Barricade
      1. Assassin
      2. Executioner (ability), partial
      3. Strong Back, partial
3. Trial by Fire
4. To the Temple!
   1. Woe to the Vanquished
   2. Quilted leather
   3. Temerian sword
5. Blood of His Blood
   1. Diagram: Superb leather trousers
6. Returning Memories, partial
7. The Dungeons of the La Valettes
   1. Strong Back

Chapter I

1. A Rough Landing
   1. Cover
2. By the Gods - Stringing Up Sods
3. Free roam and side quests
   1. Experienced, partial
   2. A Sword for Monsters
      1. Diagram: Witcher's silver sword
   3. In the Claws of Madness
      1. Essence of death for Melitele's Heart
      2. Medical notes on patient 15 for Returning Memories
   4. Hung Over
      1. Thrower
      2. Tattoo
      3. Sword of Creyden
   5. The Nekker Contract
      1. Diagram: Witcher's superb silver sword
   6. The Endrega Contract
      1. Endrega embryo for Melitele's Heart
      2. Diagram: Witcher's superb silver sword
   7. Bring it on: Flotsam
   8. Poker Face: Flotsam
   9. The Scent of Incense
      1. Little Shop of Dreams
   10. One on One: Flotsam
       1. Fight Club
   11. Malena
   12. Mystic River
   13. Troll Trouble
       1. Troll tongue for Melitele's Heart
       2. Diagram: Hunter's armor
4. Indecent Proposal
   1. The Ballista
5. The Kayran
   1. The Kayran: A Matter of Price
      1. Haggling
   2. The Kayran: Ostmurk
      1. Strong Stomach
6. The Rose of Remembrance
   1. The Wild Hunt for Returning Memories
7. Part of The Assassins of Kings: Meeting Iorveth
   1. Arachas eyes for Melitele's Heart
   2. Sword of Kaer Morhen
8. Melitele's Heart
   1. Melitele's Heart (quest item)
9. Part of The Assassins of Kings: Meeting Letho
   1. some shops and side quests become unavailable
   2. Special Forces' sword, only if Give Iorveth his sword during the fight in Ruined elven baths
10. Where is Triss Merigold?
    1. Margot's Disappearance, only if Help Roche during the fight in Ruined elven baths
    2. Elven armor
    3. Reinforced boots
11. 1. Vernon Roche
       1. At a Crossroads: Vernon Roche
       2. Death to the Traitor!
          1. Shiadhal's armor
    2. Iorveth
       1. At a Crossroads: Scoia'tael
       2. The Floating Prison

Chapter II

1. The Assassins of Kings
   1. Vernon Roche
      1. Prelude to War: Kaedwen
      2. The Eternal Battle
         1. Courage Symbolized
            1. Conspiracy Theory
               1. In Cervisia Veritas
         2. Faith Symbolized
         3. Death Symbolized
         4. Hatred Symbolized
      3. The Blood Curse
         1. Lost Lambs
         2. The Path to Vision
         3. The Spear of Destiny
      4. Free roam and side quests
         1. The Rotfiend Contract
         2. Little Sisters
         3. Bring it on: Kaedweni Camp
         4. Poker Face: Kaedweni Camp
         5. Against the Blue Stripes
            1. A Score to Settle
         6. The Butcher of Cidaris
            1. Ave Henselt!
         7. From a Bygone Era
      5. Crossing to Vergen
         1. A Sackful of Fluff
      6. Returning to Kaedweni Camp
      7. Cutting the curse from Henselt
      8. Facing off with assassins
      9. Participating in the wraith's battle, shops and side quests become unavailable
      10. The Siege of Vergen
   2. Iorveth
      1. Prelude to War: Aedirn
      2. The War Council
      3. The Eternal Battle
         1. Death Symbolized
         2. Hatred Symbolized
      4. A Matter of Life and Death
         1. Hunting Magic
            1. Baltimore's Nightmare
            2. The Harpy Contract
            3. The Queen Harpy Contract
         2. Royal Blood
            1. The Walls Have Ears
            2. Suspect: Thorak
         3. Subterranean Life
            1. Hey, Work's on in the Mines!
            2. From a Bygone Era
            3. A Score to Settle
      5. Free roam and side quests
         1. With Flickering Heart
         2. One on One: Vergen
         3. Bring it on: Vergen
         4. Poker Face: Vergen
         5. A Sackful of Fluff
      6. Vergen Besieged

Author's note

Things to add:

1. Various confirmed unique gear and diagrams
2. Skills obtained by the story
3. Achievements