Everything in this effect is a real deception because the method is an unexpected surprise. The control used is absolutely brilliant

Psychic sandwich is undoubtedly an effect that will surprise you because it uses an unexpected method. A magician fooler, as in the style of Joseph B. The magician is not only able to find the chosen card under impossible conditions, but he is also able to locate the two Jacks and insert the chosen card inside. No way!
You will have two versions, the second is certainly the one that eliminates any solution from your mind.
With a Borrowed Shuffled Deck

You can sign the chosen card and if you want even the two jack.

No Gimmick
No Switch
No Sticky stuff