The idea behind this puzzle will be finding a way to fly above it.
Try not to hit the ground and don’t fly too low.
Afterwards you’ve got the option to safely look for the Trophy#2.
The secret is hidden beside one of the pillar#2.
TROPHY 12
The Trophy can be found on the roof which is guarded by armed enemies, i.e.
at the very top of one of the pillars there#1 #2.
It’s best to catch it from a distance, with the help of the Claw.
TROPHY 13
Reach the balcony adjoining the Arkham City Processing Center entrance#1.
Look up and use the Claw to catch the Trophy attached to the wall here#2.
TROPHY 14
Gadgets used: Line Launcher
Now start exploring the corridors below the main Museum entrance#1.
Head east from where the Trophy is hidden.
Equip the Line Launcher and shoot it at the wooden wall.
After hitting it, Batman should automatically break through#1.
you’re free to now collect the Trophy#2.
Take out the Cryptographic Sequencer and use it on the control panel on the left#2.
Approach the hacking mini-game and create the password#1.
Note that the gate is partially open now, so crouch and head to the other side.
Equip the Batclaw and grab the Trophy attached to the ceiling#2.
TROPHY 16
Approach the Trophy from the south.
Stand in front of the one-way mirror and break through it.
Using this skill, get to the big cage inside of which the question marks are#2.
Now equip the Batarang and throw it into the left question mark#1.
Once again use the Batarang, this time aiming at the question mark on the right#1.
Afterwards collect the Trophy#2.
Solve the mini-game and create the password#2.
Afterwards collect the Trophy.
TROPHY 19
Gadgets used: Remote Electrical Charge
Approach the Trophy from the west.
Equip the Remote Electrical Charge and shoot at the engine above the locked door#1.
Quickly slide underneath to reach the small room and collect the Trophy#2.
TROPHY 20
Stand on one of the higher platforms, directly west of where the Trophy is#1.
Next, use the Line Launcher, aiming at the wall and destroying it upon contact#1.
Afterwards collect the Trophy#2.
TROPHY 21
This Trophy is easily accessible.
Get onto the roof of the Museum and search for the collectible#1 #2.
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