Whenever someone completes an achievement in the game that corresponds with a matching skill, award players the badge on their uniform that shows while they are in lobby
(Ex)
1000 Kills - Combat infantry in black
5000 Kills - Combat Infantry in silver
10000 kills - combat infantry in gold
250 matches - Iron cross 2nd class
750 matches - Iron cross 1st class
1200 matches - Knights Cross
300 tanks destroyed - Silver badge
750 tanks destroyed - Gold
500 revives - Combat wound badge black
1000 revives - Combat wound badge silver
2000 revives - combat wound badge gold
Medal of Honor / Grand Cross of the Iron Cross - Reach max rank
