Board Thread:Online Discussion/@comment-24.251.172.163-20131008141607/@comment-3076045-20131008142256

Largely invisible. From the descriptions of the people making it, I think it would be something akin to that of Halo, where you can see a shimmer, but only if you are looking carefully. (Remember, also, that it uses stamina to use this skill, so it will not create a MAJOR advantage, anyway).