Re: Starfleet Marine Corps
^ I always assumed that Shran would have become the leader of the MACO detachment. He is an experienced soldier, so that'd be a perfect fit for him. Whether he would have adopted a MACO uniform, though, is not clear.
"But here you are, in the ninth
Two men out and three men on
Nowhere to look but inside
Where we all respond to PRESSURE!" - Billy Joel