These are the changelogs for the following achievement guide:
https://steamhost.cn/steamcommunity_com/sharedfiles/filedetails/?id=258289639
Since we've reached our 50th update, the list of changes is becoming a little too big and would be a pain to scroll through before you're finally able to view the achievements you want.

If you're curious on any changes made, this is where you'll find them.

Final Update: 25th March 2021
- Updated the guide to remove redundant content.
- Updated the FAQ to include reasoning behind lack of updates.

Update 120: 8th January 2018
- Provided a baseline for the 'One Down - Introduction' section.
- Added a guide to help with the 'Enter The Gungeon' achievements.

Update 119: 1st January 2018
- Completed the text for the 'Free - Reservoir Dogs' section.
- Completed the text for the 'Gage Russian Weapon Pack' section.
- Added a guide to help with the 'Zookeeper' achievement.

Update 118: 23rd December 2017
Guess Who's Back Update Part 2
- Completed the text for the 'Free - Alaskan Deal' section.
- Completed the text for the 'Classics - Diamond Heist' section.
- Completed the text for the 'Classics - Green Bridge' section.
- Completed the text for the 'Classics - Heat Street' section.

Update 117: 22nd December 2017
Guess Who's Back Update Part 1
- Changed the 'One Down' text. Please check this out and provide feedback.
- Completed the text for the 'DLC - Scarface Heist' section.
- Created and completed the text for the 'Christmas 2017 - Brooklyn Bank' section.
- Updated and improved the bold text at the start of most of the guide sections.
- Updated text across the guide to reference the Ultimate Edition rather than individual DLCs.
- Updated the 'Haloween - Safehouse Nightmare' section to reference the fact that it is now a permanent addition to the game.
- Created the sections for the missing heist achievements in the guide. Text and videos coming soon!

Update 116: 20th December 2016
- Added the 'Christmas 2016 - Stealing Xmas' section.
- Updated the credits.

Update 115: 2nd December 2016
- Added the 'Gage Spec Ops Pack' section.
- Reordered the Gage pack sections to be in alphabetical order.

Update 114: 6th November 2016
Guide Wide Information Update
- Updated skill names and the trees they are found in.
- Removed references of HE rounds stunning dozers.
- Removed references of skills requiring money to purchase.
- Improved the Hardcore Henry section and separated the mask achievements from the non mask achievements.

Update 113: 5th November 2016
- Updated the Safehouse Nightmare section.

Update 112: 3rd November 2016
- Created the 'Halloween 2016 - Prison Nightmare' section and finished the text.
- Added the 'FULL PAYDAY 2 Trophy Guide' to the Other Guides section.

Update 111: 26th October 2016
- Added a separate guide for 'The Dentist Delight'.

Update 110: 24th October 2016
- Added an introduction.
- Added a guide for Mellon (Provided by Salem).
- Added a video for 'For Daisy'.

Update 109: 22nd October 2016
- Created and finished the John Wick Weapon Pack section.
- Created and finished the Classics - Panic Room section.
- Updated the 'Knockout' achievement.

Update 108: 10th October 2016
- Removed all mentions of 'Pro Job' from the guide (Thanks for the reminder Shadow!)

Update 107: 9th October 2016
- Updated all achievement images throughout the guide.
- Removed references to the death wish sections.
- Updated sections of the guide to include recent perk decks etc.
- Moved the russian guide translation to the top of the guide and created the "Translated Guides" section.

Update 106: 6th October 2016
Hoxton's Housewarming Party Preparation
- Removed all death wish sections.
- Updated achievement images up to the Biker Heists DLC.
- Created the One Down section.
- Updated text to fall in line with One Down.
- Added achievement images to parts of the guide up to the Biker Heists DLC that already contained a death wish achievement.
- Other minor text fixes.

Update 105: 23rd June 2016
- Fully completed the Biker Heists Section.

Update 104: 11th June 2016
- Updated all sections up to the end of the Christmas Achievements to be up to date with the skill rework.
- Updated the FAQ.
- Updated the credits.

Update 103: 7th June 2016
- Updated all sections up to the end of the Base Game Achievements to be up to date with the skill rework.

Update 102: 29th May 2016
- Added Side Jobs section (WIP)

Update 101: 4th April 2016
- Added video coverage for the "Red Snow" achievement.

Update 100: 3rd April 2016
- Added video coverage for the "Blackout" achievement.

Update 99: 1st April 2016
- Added video coverage and information behind all achievements related to the "Hardcore Henry heists" section with the exception of the Deathwish coverage.
- Updated the credits

Update 98: 31st February 2016
- Added the "Hardcore Henry Heists" section and layout.
- Added the "Deathwish - Jimmy" section and layout.

Update 97: 28th February 2016
- Added more mask banners to the following sections:

• Halloween - Safehouse Nightmare
  
• DLC - Goat Simulator

Update 96: 27th February 2016
- Added a seperate section for masks included with the "Wolf Pack" DLC
- Created mask banner images for the following sections:

• Jumping
  
• Halloween 2015 - Lab Rats
  
• Christmas 2015 - Santa's Workshop
  
• DLC - The Alesso Heist
  
• DLC - The Golden Grin Casino
  
• DLC - The Point Break Heists
  
• Free - The Car Shop Heist
  
• Free - Meltdown
  
• Free - Hoxton Revenge
  
• Gage Chivalry Pack
  
• Gage Ninja Pack
  
• The Butcher's Western Pack
  
• Classics - Wolf Pack - Masks

Update 95: 15th February 2016
- Added Deathwish coverage for "In for a dime, in for a dollar".
- Added "Pro Goat" into the achievement guide.

Update 94: 14th February 2016
- Created the 'Classics - Wolf Pack - Counterfeit' section.
- Created the 'Classics - Wolf Pack - Undercover' section.
- Added written coverage for all of the new achievements.
- Added videos for the normal achievements.
- Added Deathwish coverage for "Under Pressure".
- Renamed the two existing classic heist sections to mention the pack that they came from.
- Updated the credits.
- Corrected various typos across the guide.

Update 93: 12th February 2016
- Added Deathwish coverage for "Goat Simulator"

Update 92: 8th February 2016
- Added Deathwish coverage for "Birth of Sky"
- Added Deathwish coverage for "Santa's Workshop"

Update 91: 7th February 2016
- Fixed issues with "We Do It Live!" video.
- Corrected typo in "DLC - Point Break Heists" section.
- Added Deathwish coverage for "Beneath the Mountain"

Update 90: 6th February 2016
- Revamped the "Community Section" and have split it up into three sections.
- Added the "Community - Inventory" section
- Added the "Community - Misc" section
- Added the "Community - Safes" section

- Added "We Do It Live!" into the "Christmas 2015 - Santa's Workshop" section
- Added the "DLC - Goat Simulator" section
- Updated the Changelog branding image.
- Fixed the main achievement guide's branding image because the black bars were pissing me off.

Update 89: 4th February 2016
- Moved "Big Deal" achievement from the RNG section to Non-RNG section.

Update 88: 13th December 2015
- Added video coverage for "Euro Bag Simulator" and "Santa Slays Slackers"

Update 87: 12th December 2015
- Created the 'DLC - Point Break Heists' section.
- Created the 'Christmas 2015 - Santa's Workshop' section.
- Created the 'Death Wish - Locke' section.
- Added written coverage for all of the new achievements.
- Added video coverage for the Point Break Heists (Except Death Wish) and Pumped Up and Jolly + Only Santa Brings Gifts

Update 86: 31st October 2015

Halloween 2015 Updates
- Reworked the 'Halloween - Safehouse Nightmare' section to cover the changes made this year
- Changed the name of 'Halloween - Masks' to 'Halloween - The Original Four Masks'
- Created the 'Halloween - Lab Rats' Section.
- Created the 'Death Wish - Events' Section.
- Added coverage for the 3 new achievements added in the 2015 event.

Update 85: 26th October 2015
- Added coverage for 'Dead Meat'
- Added one gas can location for 'Pyromaniacs'

Update 84: 25th October 2015
- Added coverage for 'Aftershocked'

Update 83: 15th-24th October 2015

Crimefest 2015 Updates
- Created the 'Free - Aftershock' section.
- Created the 'Free - First World Bank' section.
- Created the 'Free - Slaughterhouse' section.
- Created the 'Jumping' section.
- Created the 'Death Wish - The Classics' section.
- Added coverage for all the First World Bank Achievements.
- Added coverage for all the Jumping Achievements.

Update 82: 26th September 2015
- Revised "Gage Historical Pack" section.

Update 81: 25th September 2015
- Added coverage for the achievement "Choo choo"
- Updated the "Death Wish - Bain - Armored Transport" section to include a stealth category.

Update 80: 10th September 2015
- Created the 'Gage Chivalry Pack' section.
- Added written coverage for the 4 achievements of the pack.
- Added videos for 'Black Knight' and 'Skewer'.

Update 79: 4th September 2015

Guide Improvement Update Part 2 (Every section up to the Gage Shotgun Pack)
- Grammar Fixes.
- Errors Corrected.

Update 78: 1st September 2015

Guide Improvement Update Part 1 (Every section up to the Golden Grin Casino)
- Grammar Fixes.
- Errors Corrected.
- Reworked the 'Community' Section to take up less space.
- Moved 'I Do What I Do Best, I Take Scores' from 'Community' to 'DLC - Armoured Transport'.
- Added a few more relevant tags to the guide.
- Changed the guide description.

Update 77: 29th August 2015
- Added F.A.Q

Update 76: 21st July 2015
- Added video coverage for the 'Gage Ninja Pack' achievements.

Update 75: 17th July 2015
- Created the 'Gage Ninja Pack' section.
- Added written coverage for the 4 achievements of the pack.

Update 74: 2nd July 2015
- Updated the 'Hotline Miami' section of the guide.
- Added video coverage for the new version of "We're Gonna Need a Bigger Boat"

Update 73: 27th June 2015
- Added video coverage for "How the ♥♥♥♥ Can You Grin?"
- Added video coverage for "City of Sin and Well-Oiled Gears"

Update 72: 26th June 2015
- Organised both Free and DLC related sections seperately
- Created "DLC- The Golden Grin Casino" Section

Update 71: 28th May 2015
- Created "1 Year In - Thank You and What's Next" Section
- Changed the guide icon

Update 70: 27th May 2015
- Added coverage for "Sound of Silence (Loud)"

Update 69: 26th May 2015
- Added coverage for "M.F.Stev"
- Added coverage for "We Built This City on Electric Progressive House Music"
- Added coverage for "Sound of Silence (Stealth)"

Update 68: 24th May 2015
- Created the "Alesso Heist" Section
- Added coverage for "♥♥♥♥ It, We're Waiting"
- Added coverage for "Even Steven"

Update 67: 9th May 2015
- Created the "Meltdown" Section
- Added coverage for "Sunday Drive"
- Added coverage for "There Was A Car?!"
- Added coverage for "They Don't Pay Us Enough"
- Added coverage for "Pedal To The Medal"

Update 66: 2nd May 2015
- Created "The Butcher's Western Pack" Section
- Added coverage for "The Nobel Prize"
- Added coverage for "The Fastest Gun in the West"
- Added coverage for "Hedgehog"
- Added coverage for "Recycling"

Update 65: 19th April 2015
- Updated and revised the "Butcher's BBQ Pack" Section

Update 64: 7th April 2015
- Finished "Gage Shotgun Pack" revision.

Update 63: 1st April 2015
- Created "The Collector Pack" section
- Added coverage for "Useless"
- Added coverage for "Gotta Collect 'em all"

Update 62: 30th March 2015
- Updated "Gage Courier Package Guide""
- Added coverage for "A Dish Best Served Cold"
- Added coverage for "I'm an Avenger"
- Added coverage for "Silent But Deadly"

Update 61: 27th March 2015
- Added coverage for "High Octane"
- Added coverage for "Pink Slip"
- Created "The Butcher's BBQ Pack" Section
- Added coverage for "OVERGRILL"
- Added coverage for "Not Invited"
- Added coverage for "Disco Inferno"
- Added coverage for "Stick A Fork In Me, I'm Done"

Update 60: 20th March 2015
- Added coverage for "Tag, You're it!"
- Added coverage for "Gone in 240 Seconds"
- Created "The Butcher's Mod Pack" section
- Added coverage for "Situation Normal"
- Added coverage for "Keep The Party Going"
- Added coverage for "Speedlock Holmes"
- Added coverage for "Nothing Out of the Ordinary
- Added coverage for "It's Getting Hot in Here"

Update 59: 17th March 2015
- Added missing achievements into the "Gage Courier Packages" section.

Update 58: 15th March 2015
- Added coverage for "Cooking By The Book"

Update 57: 14th March 2015
- Seperated Death Wish - Bain to include the transports in a seperate section
- Created "Death Wish - Bain - Armored Transport" section

Update 56: 12th March 2015
- Revised "Gage Sniper Pack" section.

Update 55: 11th March 2015
- Added coverage for "Reputation Beyond Reproach"

Update 54: 8th March 2015
- Added coverage for "120 Proof"
- Added coverage for "Cooking With Style"
- Added coverage for "Wasteful"
- Added coverage for "We Are Rockstars On This Job"
- Added coverage for "Boston Saints"

Update 53: 7th March 2015
- Visually improved "Mask Related Achievements" sections
- Categorised all sections with masks to have "Mask Related Achievements" sections
- Added "Ghost Riders"
- Created "The Overkill Pack" Section
- Added coverage for "Oh, That's How You Do It
- Added coverage for "I Have No Idea What I'm Doing"
- Added coverage for "House Keeping"
- Added coverage for "Bring Your Cop To Work Day"

Update 52: 28th February 2015
- Added coverage for "Here Comes The Pain Train"
- Added coverage for "The Wolf Lures You to Your Grave"
- Added coverage for "Hey Mr.DJ"
- Added coverage for "OWE SAW 72000"

Update 51: 27th February 2015
- Added "The Butcher's AK/Car Mod Pack" Section
- Added coverage for "$1.8 Million Speedrun
- Added coverage for "The Turtle Always Wins
- Added coverage for "Private Party"
- Added coverage for "The Collector"

Update 50: 18th February 2015
- Updated "I Ain’t Got Time to Bleed"
- Updated "Are You Kidding Me?"
- Finished "Gage Weapons #02" Revision

Update 49: 15th February 2015
- Updated "Fisherman's Fiend"

Update 48: 13th February 2015
- Updated "The Eighth and Final Rule"

Update 47: 30th January 2015
- Updated "Killin’s As Easy As Breathing"
- Updated "In Town You’re the Law, Out Here It’s Me"

Update 46: 29th January 2015
- Added video coverage for "I've Got the Power"

Update 45: 27th January 2015
- Added video coverage for "Oppressor"
- Added video coverage for "Pine in the Ass"

Update 44: 26th January 2015
- Added video coverage for "Pump It Up"
- Made minor edits to "Oppressor"

Update 43: 25th January 2015
- Added 'The Bomb' (WIP)
- Added 'Death Wish - The Butcher'
- Revised 'Halloween - Heists' a little.
- Revised 'Halloween - Masks' a little.

Update 42: 19th January 2015
- Cleaned up and revised the 'Gage Weapon Pack #1' section.
- Updated "Don't Push It"

Update 41: 17th January 2015
- Updated 'Death Wish Introduction' to include references to the other Skull masks.
- Minor changes to the 'Death Wish Introduction' section.

Update 40: 12th January 2015
- Revised Armoured Transport
- Renamed 'Armoured' to 'Armored'

Update 39: 9th January 2015
- Added Infamy section (WIP)

Update 38: 8th January 2015
- Added video coverage for "The First Line"
- Added video coverage for "I'm Going All-in!"
- Added video coverage for "I Got It, I Got It!"

Update 37: 5th January 2015
- Added video coverage for "King of the Hill"
- Added video coverage for "They See Me Baggin', They Hatin'"

Update 36: 3rd January 2015

Guide Cleanup
- Up to date descriptions on videos
- Minor Errors
- Small formatting changes

Update 35: 2nd January 2015
- Added video coverage for "Knockout"
- Updated "Cloak and Dagger"

Update 34: 30th December 2014
- Added video coverage for "Lord of War".
- Added video coverage for "Coming in Hot".
- Added video coverage for "Cappuccino to Go, Please".
- Added video coverage for "Bullet Dodger".
- Added video coverage for "You Shall Not Pass!".
- Added video coverage for "Diamonds Are Forever".
- Added ECM Rush video coverage for "Diamonds Are Forever".
- Added ECM Rush video coverage for "Painting Yourself Into A Corner".
- Added video coverage for "Fish A.I.".
- Added video coverage for "F in Chemistry".

Update 33: 27th December 2014
- Added video coverage for "Short Fuse".
- Added video coverage for "Caribbean Pirate".

Update 32: 26th December 2014
- Added video coverage for "Yeah He's a Gold Digger".
- Added video coverage for "I Knew What I Did Was Wrong".
- Added video coverage for "Doctor Fantastic".

Update 31: 24th December 2014
- Polished and revised "Gage Assault Pack'"
- Updated Credits.

Update 30: 22nd December 2014
- Updated "Not Today".

Update 29: 21st December 2014
- The Diamond Section finished.

Update 28: 20th December 2014
- Deleted the "Death Wish - The Dentist - Hoxton Breakout".
- Moved the achievements into their own category, "Hoxton Breakout".
- Moved the Death Wish video into "Death Wish - The Dentist".
- Put the un-categorised sections into alphabetical order.
- Added The Diamond Section.
- Added "The Diamond" into "Death Wish - The Dentist".
- Added the swat van tip to Tabula Rasa.

Update 27: 14th December 2014
- Added in the Gage Courier achievements.

Update 26: 8th December 2014
- Added video coverage for "White Xmas Death Wish".

Update 25: 7th December 2014
- Added the White Xmas Section.
- Added the Other Guides and Videos Section.
- Made the credits more interesting to look at.

Update 24: 30th November 2014
- Base Game Achievements edited to be more detailed.

Update 23: 2nd November 2014
- Added video coverage for "Witch Doctor (Underdrill's Method)".
- Added video coverage for "It's Alive! IT's ALIVE".

Update 22: 1st November 2014
- Halloween reworked into 3 sections.
- Credits Updated.

Update 21: 31st October 2014
- Added video coverage for "Witch Doctor (Pyrew's Method)".
- Added video coverage for "No one can hear you scream".
- Added video coverage for "Safehouse Nightmare Death Wish (Brave Edition)".

Update 20: 30th October 2014
- Added the Hoxton Breakout section and Death Wish Video.

Update 19: 27th October 2014
- Added video coverage for "Afraid of the Dark".

Update 18: 25th October 2014
- Art Gallery Guide added.

Update 17: 18th October 2014
- 'Tweaked' the Election Day section.
- Changed to "8 achievements* as there is not 9.
- Updated credits.

Update 16: 7th October 2014
- Added video coverage for 'Police Brutality'.

Update 15: 5th October 2014
- Hotline Miami Section Created
- Credits Updated

Update 14: 25th September 2014
- Added video coverage for "Dr.Miserable".

Update 13: 24th September 2014
- Added video coverage for "Let's Do Th..".
- Added video coverage for "Big Deal".
- Added video coverage for "Painting Yourself into a Corner".
- Added video coverage for "Guessing Game".
- Added video coverage for "I wasn't even there!".

Update 12: 21st September 2014
- Infamy Leveling Guide removed
- References of it in the guide removed

Update 11: 8th September 2014
- Added video coverage for "Artillery Barrage".

Update 10: 7th September 2014
- Gage Assault Pack Section Added
- Credits Updated

Update 9: 17th August 2014
- Base Game Achievements Added.
- Credits Updated.

Update 8: 13th August 2014
- Charlie Santa has been significantly improved.
- Credits Updated.

Update 7: 9th August 2014
- Infamy Leveling Guide added.
- Credits Updated.

Update 6: 11th July 2014
- Added video coverage for "12 Angry Minutes".

Update 5: 10th July 2014
- Big Bank section added and completed.
- Credits Updated.

Update 4: 5th July 2014
- Gage Shotgun Pack Section Added.
- Credits Updated.

Update 3: 1st July 2014
- Gage Courier Guide/Easy Packages added.
- Credits Updated.

Update 2: 13th June 2014

Charlie Santa Fixes
- Grammar/Spelling fixes.
- Cleaned up and aligned the achievements properly.
- Made the screenshot not overlap with the achievement icon.

Update 1: 28th May 2014
- Guide Released.