(Available in Pro Platinum, Expert and Deluxe)

Default UI Menu: SDK/Boolean/MultiAdd_VB6

Ribbon UI Menu:

Combines two or more 3D objects into one object. Any overlapping volume is removed. Select two or more objects to combine, then click the MultiAdd_VB6 tool. All of the selected objects will be combined into one object. The resulting object is one object. You can verify this by selecting the object.

Note: Not Currently Available in 64-bit editions