Call of Duty 5: Placing Models

Add model.

Right click on the grid to bring up your entity menu.

• Scroll to "misc" then click on "model".

Browse to "raw/xmodels/" if your not already there. Select any model from inside this folder. Once opened it will be placed in your map.

• Press "n" to bring up the entity editor and you can use some commands to further edit the model.
• Key / Value of modelscale / #
• The # is the decimal value of a percent like .5 and 1.25.

Add script model

The only difference is that when you right click on the grid you go to "script" -> "model".

Sources: Treyarch´s Wiki