Hey Cary, mind if you add more profile pic to this site, so there will be more option to choose from, I recommended
1).Emile
2).Carter
3).Hayabusa
4).Older figures, not everyone loves newer ones than older ones\
5). Arbiter
6).Kat
7).Captain Price
8). Frank Wood
9).Jun
10).Hunter
11).Brute Chieftain
12).Jul Mdama
13).Floods
14).Master Chief
If you fans got other ideas, comment below and I will add it to the list :)