Abilities and Perks

There are 50 Levels in Assassin's Creed Brotherhood. Each rank grants you a new ability, perk, persona, kill streak, or loss streak that can benefit you in online multiplayer.

A – Ability
P - Perk
PS – Persona
KS – Kill Streak
LS – Loss Streak
GM – Game Mode

Levels. XP Required (XP Total): Unlocks
1. 0XP: No Unlocks.
2. 1,550XP (1,550XP): Disguise (A) / Profile Set 1
3. 1,700XP (3,250XP): Sprint Boost (A)
4. 1,950XP (5,200XP): Extra Precision (LS) / Streak Slot 1
5. 2,300XP (7,500XP): Alliance (GM) / Profile Set 2
6. 2,700XP (10,200XP): Smoke Bomb (A)
7. 3,250XP (13,450XP): Streak Bonus +100 (KS) / Streak Slot 2
8. 3,850XP (17,300XP): Hidden Gun (A)
9. 4,500XP (21,800XP): Reset Cooldowns (LS)
10. 5,250XP (27,050XP): Ability Slot
11. 6,250XP (33,300XP): Firecrackers (A)
12. 7,400XP (40,700XP): Advanced Wanted (GM) / Extra Color 1 (PS)
13. 8,550XP (49,250XP): Streak Bonus +300 (KS)
14. 9,800XP (59,050XP): Morph (A)
15. 10,500XP (69,550XP): The Blacksmith (PS) / Profile Set 3
16. 10,500XP (80,050XP): Throwing Knives (A)
17. 11,000XP (91,050XP): Score x2 (LS)
18. 11,000XP (102,050XP): Streak Bonus +250 (KS)
19. 11,450XP (113,500XP): Templar Vision (A)
20. 11,550XP (125,050XP): Enhanced Autobash (P) / Perk Slot 1
21. 11,950XP (137,000XP): Charge (A)
22. 12,400XP (149,400XP): Wall Runner (P)
23. 11,600XP (161,000XP): Advanced Gear (PS)
24. 12,550XP (173,550XP): Decoy (A)
25. 12,500XP (186,050XP): The Thief (PS) / Profile Set 4
26. 12,450XP (198,500XP): Mute (A)
27. 13,050XP (211,550XP): Resistance (P)
28. 13,050XP (224,600XP): Boost Cooldowns (LS)
29. 13,400XP (238,000XP): Poison (A)
30. 13,550XP (251,550XP): Blender (P) / Perk Slot 2
31. 14,000XP (265,550XP): Streak Bonus +750 (KS) / Profile Set 5
32. 14,050XP (279,600XP): Long Lasting Disguise (A)
33. 14,400XP (294,000XP): Fast Getaway (P)
34. 14,550XP (308,550XP): Long Lasting Sprint Boost (A)
35. 14,850XP (323,400XP): The Footpad (PS) / Extra Color 2 (PS)
36. 15,200XP (338,600XP): Strong Smoke Bomb (A)
37. 14,900XP (353,550XP): Deadly Gun (A)
38. 15,950XP (369,500XP): Chase Expert (P)
39. 16,950XP (386,450XP): Strong Firecrackers (A)
40. 18,150XP (404,600XP): Overall Cooldowns (P) / Superior Gear (PS)
41. 18,950XP (423,550XP): Power Morph (A)
42. 20,050XP (443,600XP): Silent Hunt (P)
43. 21,100XP (464,700XP): Long Lasting Knives (A)
44. 22,050XP (486,750XP): Strong Templar Vision (A)
45. 23,250XP (510,000XP): The Mercenary (PS)
46. 23,600XP (533,600XP): Strong Charge (A)
47. 25,350XP (558,950XP): Long Lasting Decoy (A)
48. 27,250XP (586,200XP): Strong Mute (A)
49. 29,550XP (615,750XP): Fast Acting Poison (A)
50. 34,250XP (650,000XP): Extra Color 3 (PS) / Elite Gear (PS)

Abilities
There are a variety of Abilities you can unlock for use in multiplayer. At the very start you cannot use any. As you rank up you unlock one and eventually two ability slots in your profile set. Each ability has a set time, or "duration," in which the ability is active. Once the ability is finished you must wait a set time to use it again, aka a "cooldown." There are four versions of each ability. Two versions will be unlocked while ranking up, while the other two are unlocked after completing 3 phases of a certain challenge. The abilities are:

-----Disguise-----
Alters your character model for a short time and removes the lock on an enemy may have placed on you. A beeping noise will beep faster as your disguise is about to disappear.
Duration: 15 Seconds
Cooldown: 60 Seconds
Unlocked At: Level 2

Long Lasting Disguise
Duration: 20 Seconds
Cooldown: 60 Seconds
Unlocked at Level 32.

Strong Disguise
Unlock this by completing step 3 of the challenge "Cloak and Dagger." Stun a pursuer while disguised.

Rapid Reload Disguise
Unlock this by completing step 3 of the challenge "Clairvoyant." Kill a morphed or disguised target.


-----Sprint Boost-----
Increase your Speed While jogging or Sprinting.
Boost: 20%
Duration: 5 Seconds
Cooldown: 60 Seconds
Unlocked at Level 3.

Long Lasting Sprint Boost
Boost: 20%
Duration: 6.5 Seconds
Cooldown: 60 Seconds
Unlocked at Level 34.

Strong Sprint Boost
Unlock this by completing step 3 of the challenge "Run for Your Life." Use the Sprint Boost ability to close in for a kill.

Rapid Reload Sprint Boost
Unlock this by completing step 3 of the challenge "Power Through." Use the sprint boost ability when injured by throwing knives to cancel their effect.


-----Smoke Bomb-----
Drop a smoke bomb behind you to stun your opponents.
Range: 3.2 Meters.
Duration: 3 Seconds.
Cooldown: 60 Seconds.
Unlocked at Level 6.

Strong Smoke Bomb
Range: 4 Meters.
Duration: 3 Seconds.
Cooldown: 60 Seconds.
Unlocked at Level 36.

Long Lasting Smoke Bomb
Range: 3.2 Meters.
Duration: 4 Seconds.
Cooldown: 60 Seconds.
Unlock this by completing step 3 of the challenge "Smoke Screen." Use a smoke bomb to block your pursuers.

Rapid Reload Smoke Bomb
Unlock this by completing step 3 of the challenge "Cut Through the Fog." Use a smoke bomb to block and stun your pursuer.


-----Hidden Gun-----
Shoot down the targeted character, after having aimed him. Hold your ability button to aim. The gun is best used to take down targets who are on top of buildings. Instead of climbing the building and giving yourself away, stay on the ground and shoot them.
Hit: 10% to 100% (depends on focus time).
Focus Time: 1.5 Seconds.
Cooldown: 90 Seconds.
Unlocked at Level 8.

Deadly Gun
Hit: 30% to 100% (depends on focus time).
Focust Time: 1.5 Seconds.
Cooldown: 90 Seconds.
Unlocked at Level 37.

Quick Firing Gun
Unlock this by completing step 3 of the challenge "On the Fly." Kill your target in the air to receive the Mid-Air bonus.

Rapid Reload Gun
Unlock this by completing step 3 of the challenge "Lucky Shot." Use the Hidden Gun to kill a target with less than 1 second spent focus-aiming.


-----Firecrackers-----
Drop Firecrackers on the ground to blind opponents and scare the crowd around you, revealing the presence of your target. All NPCs will duck, the real player will stand still. Using this will also take your pursuer's lock off.
Range: 6 Meters
Duration: 6 Seconds
Cooldown: 45 Seconds.
Unlocked at Level 11.

Strong Firecrackers
Range: 7.5 Meters
Duration: 6 Seconds.
Cooldown: 45 Seconds.
Unlocked at Level 39.

Long Lasting Firecrackers
Unlock this by completing step 3 of the challenge "Pyrotechnician." Use Firecrackers to blind and kill a target.

Rapid Reload Firecrackers
Unlock this by completing step 3 of the challenge "Out of Sight." Kill your target, while being blinded by firecrackers.


-----Morph-----
Transform characters in the crowd into your duplicates, hiding you from pursuers. Using this will also take your pursuer's lock off.
Max Civilians: 4.
Range: 3.2 Meters.
Cooldown: 60 Seconds.
Unlocked at Level 14.

Power Morph
Max Civilians: 6.
Range: 3.2 Meters
Cooldown: 60 Seconds.
Unlocked at Level 41.

Strong Morph
Unlock this by completing step 3 of the challenge "Seeing Double." Stun a pursuer from within a morphed group.

Rapid Reload Morph
Unlock this by completing step 3 of the challenge "Expose." Use firecrackers on a morphed group to find and kill your target.


-----Throwing Knives-----
Throw knives to slow down your opponents or to make them fall while climbing. This improves your chance to catch up to or escape from them.
Slow: 10%.
Duration: 3.5 Seconds.
Cooldown: 60 Seconds.
Unlocked at Level 16.

Long Lasting Knives
Slow: 10%
Duration: 5 Seconds.
Cooldown: 60 Seconds.
Unlocked at Level 43.

Sharp Knives
Unlock this by completing step 3 of the challenge "Timber." Use throwing knives to make a climbing target fall.

Rapid Reload Knives
Unlock this by completing step 3 of the challenge "Take Down." Use throwing knives on a target executing a Sprint Boost or charge.


-----Templar Vision-----
Reveal the presence and nature of all the civilians in sight. Similar to "Eagle Sight" from the single player. Your target will appear in blue and your pursuers in red.
Duration: 3.5 Seconds.
Max Distance: 30 Meters.
Cooldown: 60 Seconds.
Unlocked at Level 19.

Strong Templar Vision
Duration: 3.5 Seconds.
Max Distance: 40 Meters.
Cooldowns: 60 Seconds.
Unlocked at Level 44.

Long Lasting Templar Vision
Duration: 5 Seconds.
Max Distance: 30 Meters.
Cooldowns: 60 Seconds.
Unlock this by completing step 3 of the challenge "In Plain Sight." Spend 10 seconds hidden, while your pursuers are nearby.

Rapid Reload Templar Vision
Duration: 3.5 Seconds.
Max Distance: 30 Meters.
Cooldown: 50 Seconds.
Unlock this by completing step 3 of the challenge "Stunning." Stun 2 pursuers in less than 30 seconds.


-----Charge-----
Rush straight ahead, dispersing the crowd, killing your target, or stunning your pursuer(s). Does not always work.
Range: 2.5 Meters.
Duration: 2.5 Seconds.
Cooldown: 90 Seconds.
Unlocked at Level 21.

Strong Charge
Range: 2.7 Meters.
Duration: 2.5 Seconds.
Cooldown: 90 Seconds.
Unlocked at Level 46.

Long Lasting Charge
Unlock this by completing step 3 of the challenge "Headbutt." Use the Charge ability to Stun your pursuer.

Rapid Reload Charge
Unlock this by completing step 3 of the challenge "Ready or Not." Use the Charge ability on a target morphed in a group.


-----Decoy-----
Change the appearance of the targeted character (not another player) into yours and make him run away to lure your opponents. If they run through a chase breaker like a door/gate, the door/gate will not close behind them.
Target: Highlighted Persona.
Duration: 10 Seconds.
Cooldown: 45 Seconds.
Unlocked at Level 24.

Long Lasting Decoy
Target: Highlighted Persona.
Duration: 15 Seconds.
Cooldown: 45 Seconds.
Unlocked at Level 47.

Disguised Decoy
Unlock this by completing step 3 of the challenge "Made You Look." Use a Decoy from a hiding place.

Rapid Reload Decoy
Unlock this by completing step 3 of the challenge "Unstoppable." Execute a streak of 4 kills.


-----Mute-----
Mute all the players around you, preventing them from using their abilities or acting on you.
Range: 6 Meters.
Duration: 1.5 Seconds.
Cooldown: 90 Seconds.
Unlocked at Level 26.

Strong Mute
Range: 7 Meters.
Duration: 1.5 Seconds.
Cooldown: 90 Seconds.
Unlocked at Level 48.

Long Lasting Mute
Unlock this by completing step 3 of the challenge "Powerless." Mute a pursuer and then stun the pursuer.

Rapid Reload Mute
Unlock this by completing step 3 of the challenge "Hit and Run." Stun a pursuer during a chase and win the escape.


-----Poison-----
Perform an invisible kill move to administer a deadly poison on your target, who will die later. You must be very close to your target.
Range: 1.5 Meters.
Delay: 5 Seconds before effect.
Bonus: 200 Points.
Cooldown: 90 Seconds.
Unlocked at Level 29.

Fast Acting Poison
Range: 1.5 Meters.
Delay: 3.5 Seconds before effect.
Bonus: 150 Points.
Cooldown: 90 Seconds.
Unlocked at Level 49.

Slow Acting Poison
Unlock this by completing step 3 of the challenge "Pharmacist." Use poison to kill your target.

Rapid Reload Poison
Unlock this by completing step 3 of the challenge "Unhealthy Lifestyle." Poison a running target while in low profile.


Perks
There are a variety of Perks you can unlock for use in multiplayer. At the very start you cannot use any. As you rank up you unlock one and eventually two perk slots in your profile set. Perks remain active throughout the entire session.

Enhanced Autobash
While in high profile, increase the number of crowd characters you can bash before becoming unbalanced.
Unlocked at Level 20.

Wall Runner
Run slightly higher up a wall when starting a climb. You skip one ledge you would normally have to pull yourself up.
Unlocked at Level 22.

Resistance
Reduce the time you are affected by the stun by about 1.5 seconds.
Unlocked at Level 27.

Blender
When a player blends with a group, Blender automatically morphs a civilian into the same model as the player.
Unlocked at Level 30.

Fast Getaway
Reduce the time the player needs to escape his pursuer, once engaged in a Chase.
Unlocked at Level 33.

Chase Expert
Slightly increase your speed while chasing your target.
Unlocked at Level 38.

Overall Cooldowns
Reduce the cooldown time on all of your abilities by 10 seconds.
Unlocked at Level 40.

Silent Hunt
Slow the rate at which your detection meter decreases.
Unlocked at Level 42.


Kill Streak
Kill Streaks are special XP rewards you can earn for going on a streak of kills. You can only select one per profile set. They are:

Streak Bonus +100
Get an additional 100XP at your 3rd kill streak.
Unlocked at Level 7.

Streak Bonus +300
Get an additional 300XP at your 3rd silent kill without dying.
Unlocked at Level 13.

Streak Bonus +250
Get an additional 250XP at your 5th kill streak.
Unlocked at Level 18.

Streak Bonus +750
Get an additional 750XP at your 5th silent kill without dying.
Unlocked at Level 31.