Diochis

I guess I came up with a creature type that focuses on when they enter the battlefield.
http://mtgcardsmith.com/view/earthbreaker-diochi?list=user#.VRQezfnF-T8
http://mtgcardsmith.com/view/zyuyxo-shaman-herald?list=user#.VRQezvnF-T8
http://mtgcardsmith.com/view/gazing-diochi?list=user#.VRQe0PnF-T8
http://mtgcardsmith.com/view/diochi-assaulter?list=user#.VRQe0vnF-T8
http://mtgcardsmith.com/view/lurking-diochi?list=user#.VRQe1PnF-T8

thoughts?