Undo

Ctrl-Z

Redo

Ctrl-Y

Cut

Ctrl-X

Copy

Ctrl-C

Paste

Ctrl-V

Duplicate

Ctrl-D

Delete

Del

Parent Entities to the Last Selected

Ctrl-P

Unparent Entity

Ctrl-Shift-P

Move Selected Entities to Avatar

Teleport To Selected Entities

Select All

Ctrl-A

Select None

Inverse Selection

Ctrl-I

Select All Entities In Box

Select All Entities Touching Box

Select Parent

Select Top Parent

Add Children To Selection

Select Parent And All Its Children

Select Top Parent And All Its Children