You shine a light (from your cell phone) through the back of the playing card and see one card value

it's a no-brainer

The performer borrows a cigarette and lights it

Trust me on that

The spectator has free choices

Hofzinser Non plus Ultra Band 2 Card Shark You shine a light (fromMagic Christians JOHANN NEPOMUK HOFZINSER NON PLUS ULTRA Volume 2 Hofzinser's Card Tricks What we know about Hofzinser so far is mainly thanks to Ottokar Fischer , who recorded his findings in the two books "Hofzinser's Card Arts" and "Hofzinsere's Magic Arts". Now, however, a seemingly closed chapter in the history of magic is being reopened through groundbreaking discoveries. Through years of intensive and persistent research, Magic Christian has