This is the med.pff repacked with the missing images.

Unzip on your desktop, copy the med.pff to your DFX2 game folder.
C:\Program Files\NovaLogic\Delta Force Xtreme 2

It will ask if you want to replace it, click yes.
Go to your Map Editor and you will se the missing images.

Credits to EE from DFReloaded for the images and
JET -WFT- for the info of how to put it together.

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Found an updated version with a few more images added to the med.pff