Medals??

Hey guys, still kinda new here. I was wondering what are those medals under peoples avatar pics? Some people have them and I was just wondering!

thanks guys! =]

Halo Waypoint Forum Medals

Here is a topic on them all, just a note, moving your mouse over the medal will bring up a little box showing information on it.

Oh! well thank you very much, i never knew that. I always tried clicking on them but nothing ever happened lol