These are the key bindings for XCOM Enemy Unknown
You can change the default bindings by going to options -> Interface -> Edit Keyboard Bindings
Menu Shortcuts[edit]
Confirm: Enter / Spacebar
Cancel: Escape / Right Mouse Button
Navigate Up: Up Arrow / W
Navigate Down: Down Arrow / S
Navigate Left: Left Arrow / A
Navigate Right: Right Arrow / D
Tactical Shortcuts[edit]
Open HUD/Confirm Action: Enter / Spacebar
Cancel/Pause: Escape
Move Unit to Cursor: Right Mouse Button
Interact With Objects: V
Swap Weapon: X
End Turn: Backspace / End
More Info: F1
Center Camera on Active Unit: Home
Camera Move Up: W
Camera Move Down: S
Camera Move Left: A
Camera Move Right: D
Camera Rotate Left: Q
Camera Rotate Right: E
Camera Zoom In: T
Camera Zoom Out: G
Camera Free Zoom: Middle Mouse Button
Toggle Zoom Level: Z
Ascend Floor: Mouse Scroll Up / F
Descend Floor: Mouse Scroll Down /C
Next Unit/Target: Tab / Thumb Mouse Button
Previous Unit/Target: Left Shift / Thumb Mouse Button 2
Overwatch: Y
Reload: R
Hunker Down: B
Ability 1-10: 1-0
Target 1-10: F2-F11
Quick Save: F12
