Platinum Underground was created in 2001.
take 50 flags in the underground
You can get the Platinum Flag underground if you keep stealing flags from the person you are underground with.Not the fat hikers,the people you are doing wireless connection with.
In the Underground.
underground
you get them underground
you can find them underground
no???
underground
In the underground.
You get it by digging underground.
in the underground
You can find them in the Underground.