Bazooka Trooper (Desert) are a type of Bazooka Trooper. They appear during the middle cutscene of Opening the Ark, the sixth & final chapter of Raiders of the Lost Ark.
Playable
Bazooka Trooper (Desert) can't be purchased at The Library, BUT you can make them as a Customized Character using the following parts:
Head/Hat - Enemy Officer (Desert) Face - Bazooka Trooper (Raiders) Body - Enemy Soldier (Desert) or Enemy Officer (Desert) Arm - Enemy Soldier (Desert) or Enemy Officer (Desert) Hand - Any Character (as long as they aren't covered with gloves) Weapon - Bazooka Legs - Enemy Officer (Desert)