Reach the following ranks to unlock the corresponding prestige medals:
RANK - MEDAL Level 1 - Gold shield with silver eagle. Level 2 - Blue titanic diamond with star spikes. Level 3 - Emerald in the middle with four lines with circles on the ends. Level 4 - Black circle in the middle with white, gold, maroon, and tan edges. Level 5 - Gold badge with one eye in the middle. Level 6 - Gold eagle in the middle with six lines. Level 7 - Thin cross with wings on the outside and a square gold lined sheet in the middle. Level 8 - Red diamond in middle with a triangle shield on the outside with gold and white trim. Level 9 - Maroon and black Star Of David. Level 10 - Gold iron cross.