Successfully complete the game under the Recruit class to unlock the Veteran class, which starts with three skill points in every category and "Veteran" dialog options.Bonus weapons
Successfully complete the indicated task to unlock the corresponding special weapon:
- Brayko's SMGs: Kill Brayko.
- Brayko's stereo: Spare Brayko.
- Gold assault rifle: Sneak up on Al Samad Lieutenant without any alarms being sounded.
- Gold SMG: Assassinate Brajka.
- Marburg's pistol: Bait Marburg into fighting to the death in the museum.
- Omen's shotgun: Kill Omen Deng.
Successfully complete the indicated task to unlock the corresponding bonus:
- Exclusive Interview (+5 Endurance, +500 XP): Romance Scarlet.
- Ladies Man (+5 AP): Successfully complete all four romances.
- No Time For love (+20 Endurance, 20% Endurance Recharge): Have no romances.
- Office Romance (+5 Endurance, +500 XP): Romance Mina.
- Rome-ance (+5 Endurance, +500 XP): Romance Madison.
- Savage Love (-5% Fury, Roomsweep, Iron Will, and hard to kill cooldown): Get "assaulted" by selecting SIE as handler in the final mission while having a reputation higher than 7.
- Thanks But No Thanks (-5% cooldown on Evasion and Iron Will): Refuse SIE's advances.
When you have taken endurance damage, go to the inventory screen, and select "Armor". Re-equip your armor (highlight armor and press A) to completely refill your endurance meter. Repeat this as many times as desired. -From: Ezra RainsteinEasy ammunition in "Intercept Nasri The Arms Dealer" mission
Successfully complete the "Defeat Nasri's Guards" objective, and remain in that room. There are three sets of stairs, with a door behind two of them and another with a table across the top. In front of that table is an random ammunition collectable. This collectable will respawn after approximately thirty seconds.Easy ammunition in "Investigate Marburg's Villa" mission
At the end of the mission, you can find two ammo collectibles in the garden on the north and south sides. They will respawn after you move back to the doors.Easy Boss kills
Get the pistol up to the advanced chain shot level. When a Boss sticks their head out, do a five shot chain shot to kill it instantly.Customizing appearance
You can customize your character's appearance again by going to the bathroom.Achievements
Accomplish the indicated achievement to get the corresponding number of Gamerscore points:
- Operation True Heirs (75 points): Complete Operation True Heirs.
- Basic Training (50 points): Complete the Training Mission.
- Alpha Protocol (75 points): Complete Operation Desert Spear.
- Operation Blood Feud (75 points): Complete Operation Blood Feud.
- Operation Deus Vult (75 points): Complete Operation Deus Vult.
- Full Circle (125 points): Complete Alpha Protocol.
- Hardcore (25 points): Complete Alpha Protocol on Hard difficulty setting.
- Evolution of an Action Hero (10 points): Complete the Alpha Protocol using the Recruit background.
- Desert Spear (25 points): Assassinate Sheikh Shaheed.
- Ask Questions First, Shoot Later (15 points): Refrain from killing in cold blood.
- Judge, Jury, and Executioner (15 points): Let your gun do the talking.
- Thorton, Inc. (10 points): Turn all your enemies into allies in one single career.
- Ladies' Man (10 points): Romance all the ladies in Alpha Protocol in a single career.
- No Time For Love (20 points): Complete the game without being seduced.
- Hard to Read (10 points): Use each stance at least 25% across 90 dialogue stance choices.
- Social Butterfly (10 points): Gain Liked reputation status of 3 people (who must all Like you at the same time).
- Antisocial (10 points): Get 3 people to hate you (who must all hate you at the same time).
- Ready For Anything (5 points): Acquire the vast majority of Intel available in the game.
- Pistol Mastery (5 points): Score 100 Critical Hits with the Pistol.
- SMG Havoc (5 points): Achieve the maximum SMG Critical Hit Multiplier 7 times in your career.
- Shotgun Crowd Control (5 points): Score 100 Critical Hits with the Shotgun.
- Assault Rifle Marksmanship (5 points): Score 100 head shots with the Assault Rifle.
- Black Belt (5 points): Defeat 50 enemies with CQC.
- Lurker (5 points): Evade or Takedown 75 enemies across your career.
- One With The Shadows (5 points): Complete 3 missions with less than 5 kills and with no enemies alerted to your presence.
- Technophile (5 points): Complete 5 missions wherein 6 different gadgets are used.
- Building a Deadlier Mousetrap (5 points): Have 100 placed devices detonate.
- Breaking and Entering (5 points): Pick 10 locks.
- Circuit Breaker (5 points): Bypass 20 electronic devices.
- Data Theft (5 points): Hack 10 computers.
Additionally, there are 20 secret achievements:
- Friends Before Strangers (25 points): You saved Madison Saint James from certain death.
- Hard Choices (25 points): The Roman History Museum is safe, thanks to your efforts.
- Keeping the Peace (25 points): You prevented a riot from killing hundreds in Taipei.
- Secret Service (25 points): You prevented the assassination of President Ronald Sung.
- Stay of Execution (25 points): You allowed Sheikh Shaheed to live.
- No Compromise, No Mercy (25 points): Choosing your own path, you put an end to Halbech and Alpha Protocol.
- Savage Love (5 points): You gained the affection of SIE and allowed her to consummate her lust.
- Exclusive Interview (5 points): You and Scarlet Lake had a romantic trist.
- Crime Buster (25 points): You reconciled with Alpha Protocol and put Halbech out of business.
- Rising Star (25 points): You joined Halbech and put an end to Alpha Protocol.
- Price For Lying (5 points): You killed Surkov for lying to you.
- Russian Alliance (5 points): You forged a partnership with Sergei Surkov.
- A Price On Mercy (25 points): You spared Konstantin Brayko.
- One Less Gangster (25 points): Konstantin Brayko is dead by your hand.
- Youth Trumps Experience (5 points): By carefully pushing his buttons, you provoked Marburg into fighting to the death.
- Respected Enemies (5 points): You gained Marburg's respect and bested him in battle.
- Never Trust A Sociopath (5 points): You successfully alienated "secret agent" Steven Heck.
- A Plot Uncovered (5 points): You discovered the identity of Sung's assassin.
- Office Romance (5 points): Your working relationship with Mina Tang turned into something more.
- Rome-ance (5 points): You became more than friends with Madison Saint James.