For this you have to pull out Cryptographic Sequencer, now hold both LB and RB and circle the same time the left and right Analog Stick clockwise to make batman's head bigger.
Press: Left(2), Down(2), Left(2), Right, Up(2), Down at the mainmenu after you have select a saved game file.
Finish the game under the Normal or Hard difficulty setting. This mode lets you keep your historicallyin the past earned devices and experience points. Also, there won't be any counter icons on thugs, thugs will be more difficult from the outset, thugs will have different configurations, and Bosses will be tougher.
| Achievement | How to unlock
|
|---|
| - Complete a combo of 50 moves (any play mode, any character)
|
- A Few New Tricks (20 points)
| - Use 5 different Quickfire gadgets in one fight as Robin in Harley Quinn's Revenge.
|
| - Save the damsel, but is she in distress?
|
- Aggravated Assault (10 points)
| - Stop all assaults in Arkham City.
|
| - Complete all augmented reality training exercises.
|
- Arkham City Sirens (25 points)
| - Drop in on an old friend.
|
- Bargaining Chip (15 points)
| - Reunite the separated couple.
|
- Battering Ram (10 points)
| - Shield Bash 5 different thugs.
|
| - Defuse all bombs in 3 minutes or less.
|
| - Rescue the fifth hostage from Riddler.
|
- Breaking and Entering (20 points)
| - Find a way into the secret base.
|
| |
- Bronze Revenge (10 points)
| - Obtain 24 medals on the original Arkham City ranked maps (as Batman)
|
- Campaign Bronze (10 points)
| - Obtain 36 medals on the original Arkham City campaigns (as Batman)
|
- Campaign Gold (40 points)
| - Obtain all 108 medals on the original Arkham City campaigns (as Batman)
|
- Campaign Kitty (25 points)
| - Obtain all 108 medals on the original Arkham City campaigns (as Catwoman)
|
- Campaign Nightwing (25 points)
| - Obtain 114 medals on the original Arkham City and Nightwing Bundle Pack campaigns (as Nightwing)
|
- Campaign Silver (20 points)
| - Obtain 72 medals on the original Arkham City campaigns (as Batman)
|
- Campaign Wonder (25 points)
| - Obtain 114 medals on the original Arkham City and Robin Bundle Pack campaigns (as Robin)
|
| - Find someone to play remote Batarang catch with.
|
- Chimney Sweep (10 points)
| - There is only one way in.
|
- Communication Breakdown (10 points)
| |
- Contract Terminated (25 points)
| - Stop the contract operative.
|
| - Rescue the first hostage from Riddler.
|
- Dial Z For Murder (25 points)
| - Stop the phone booth killer.
|
- Distress Flare (5 points)
| - Answer the call for help.
|
- Exit Stage Right (50 points)
| - All the world is a stage.
|
- Family Jewels (40 points)
| - Retrieve your stolen goods.
|
- Feline Revenge (25 points)
| - Obtain all 72 medals on the original Arkham City ranked maps (as Catwoman)
|
- Flawless Freeflow Fighter 2.0 (5 points)
| - Complete one combat challenge without taking damage (any character)
|
- Forensic Expert (10 points)
| - Collect enough evidence to locate the gun for hire.
|
| |
- Frequent Flyer (10 points)
| - Zip Kick 5 different thugs.
|
| - Collect all of Batman's gadgets and upgrades.
|
| - Use 5 different Quickfire gadgets in one fight (any play mode)
|
| - Rescue all the hostages from Riddler.
|
| |
| |
| - Obtain all 72 medals on the original Arkham City ranked maps (as Batman)
|
- Gotham Base Jumper (5 points)
| - Jump off the tallest building in Arkham City and glide for 1 minute without touching the ground.
|
- Hide And Seek (25 points)
| - A deadly game of hide and seek.
|
- How's It Hanging? (20 points)
| |
| |
| - Rescue the fourth hostage from Riddler.
|
| |
- Lost And Found (10 points)
| - Uncover the secret of Arkham City.
|
- Lost Property (20 points)
| - No crimefighter should be without this.
|
| - Rescue the second hostage from Riddler.
|
- Mystery Stalker (15 points)
| - Reveal the mystery watcher.
|
- Nightwing Revenge (25 points)
| - Obtain 78 medals on the original Arkham City and Nightwing Bundle Pack ranked maps (as Nightwing)
|
- One-Armed Bandit (10 points)
| |
| - Destroy all Harley Balloons.
|
- Pay Your Respects (5 points)
| |
- Perfect Freeflow 2.0 (5 points)
| - Perform a perfect combo including all of Batman's combat moves (any play mode)
|
- Perfect Knight - Day 2 (75 points)
| - Main Story, Side Missions, Upgrades, Collectables, New Game Plus and Riddler's Revenge (as Batman)
|
| - Steal the score of a lifetime.
|
| - Rescue the third hostage from Riddler.
|
| |
- Robin Revenge (25 points)
| - Obtain 78 medals on the original Arkham City and Robin Bundle Pack ranked maps (as Robin)
|
| |
| - Save the medical volunteers.
|
- Serial Killer (25 points)
| - Track down the serial killer.
|
- Silver Revenge (20 points)
| - Obtain 48 medals on the original Arkham City ranked maps (as Batman)
|
| - Snap Flash an unarmed thug, an armed thug, an environmental object and a Titan.
|
- Sphinx' Riddle (10 points)
| - Complete all 40 of the Catwoman Riddler grid items.
|
- Stop the Clock (15 points)
| |
| - Have 12 murderous dates with Calendar Man.
|
- The Last Laugh (40 points)
| |
- Twice Nightly (75 points)
| |
- Wrecking Ball (25 points)
| |
