Batman:AO

These are the default key bindings for PC in Batman: Arkham Origins

General

Command Key
Move W / A / S / D
Look around mouse
Run SPACE (hold)
Evade W / A / S/ D + SPACE, SPACE
Strike left-click
Cape Stun middle-click
Counter right-click
Detective Vision X
Grapnel Gun F
Aim Gadget right-click (hold)
Crouch LCTRL
Use Gadget left-click
Select Gadget mouse wheel
WayneTech TAB
Pause ESC
Zoom Z

Quickfiring Gadgets

Command Key
Quickfire Batarang 1 (tap x2)
Quickfire Batclaw 2 (tap x2)
Quickfire Explosive Gel 3 (tap x2)
Quickfire Concussion Detonator - (tap x2)
Quickfire Glue Grenade 5 (tap x2)

Remote Controlled Batarang

Command Key
Auto Level middle-click
Brake right-click
Boost left-click
U-Turn Left-click + right click

Takedowns

Command Key
Takedown Right-click
Grate Takedown Right-click (from under a Grate)
Ledge Takedown Right-click (while hanging from a ledge)

Other

Command Key
Corner Cover LCtrl+Space (when near corner)
Swing between Vantage Points F
Knockout Smash Left-click (during Silent Takedown)
Glide Boost Attack LCtrl (Hold) (While glide kick locked on)