My visor goes transparent.
"Commander, eh? Sounds like you gotta do it, bruv." I laugh, glancing over the grunt, trying to keep in mind that the creature could rip me limb from limb if it had the vague idea to. Sure, they look cute with the masks on, but their capabilities far outweigh how cuddly they appear.
The Elite towering over the rest of us-- minus the S-IV's-- however, just makes my skin crawl. I start taking steps away from the crowd to size up the rest of my teammates-- but more importantly, the enemy team.
(BTW: Derping too hard to see if any of you differentiated between a Marine, ODST, or S-IV.)