Board Thread:Questions and Answers/@comment-5900332-20130313154300/@comment-24.242.41.51-20130316141451

I think that when ben went Incursion, he had his original colors- but to earn  the Incursion's trust, he took one of their uniforms and changed, then ducked into their armada. The omnitrix symbol  is smaller than most aliens and is on his upper chest, covered by a part of a uniform about it shape and size.