A killer observation test that is easy to do, very visual & funny, ends clean and re-sets instantly! The surprise ending(s) are very magical! This really is a powerful worker!!! A packet trick creates loads of magic, laughs and surprises; and all can be examined at the end. Four regular blue-backed Bicycle cards magically turn face-up one by one and then instantly are shown to have four very different backs. Special \”eye test\” fake card included as well as the cards themselves. *Please note your Killer OMG has been custom printed on high quality Phoenix Stock using the four Queens. Killer OMG comes with everything you need to perform the effect and a full instructional DVD designed to get you performing this great effect in no time!