15 is the best age.
Uhm, you could make your clan tag have some characters on the outside such as [] <>. Ex: NAME.

As for name suggestions, you said 5 word names, like "H-i-t-c-h", I could suggest some:

-Qball
-Falco ;D
-Crisp
-Cocaa
-Muler
-Kraze
-Babob