[quote][b]Posted by:[/b] Xd00999 I think the Yellow Teleporters and Swirling Portals are only useful for a single installation and function like stops on a subway. Fixed locations that they can deposit you at.[/quote] In Halo CE some sentinels teleport right infront of you. 343i Guilty Spark also moves around a bit with it. Cortana uses it to get Chief as close as she can to the [something]. [Edited on 12.05.2012 3:57 PM PST]