They can be seen just under your alias and correspond to your involvment in TLF community as an active poster.
The steps (in posts number) are the followings:
0 - roaming
10 - peon
25 - local
45 - wannabe
75 - tower guard
110 - page
150 - high guard
200 - squire
250 - spadassin
325 - sharp blade
400 - rider
500 - knight
625 - champion
750 - elite
900 - baronet
1100 - crusader
1325 - pacifier
1550 - baron
1800 - hero
2100 - earl
2500 - marquess
3250 - legend
4000 - duke
5000 - counselor
6500 - ambassador
8000 - prince
10000 - myth
12500 - king
17500 -imperator
25000 - semi-god