The Unswami by The Unknown Mentalist is a bundle of 4 ebooks of 84 pages available at Lybrary.com. A swami is an underused classic mentalist tool. There are numerous styles and types of swami gimmicks available. A typical use of a swami gimmick would be to write a two digit number of a business card, put the pencil away, and ask the spectator to name a two digit number. The card is shown to have the same two digit number just written by the performer. It is a classic and strong effect.
With The Unswami, you can show a sealed envelope, ask the spectator to name a two digit number, you or the spectator can open the sealed envelope, take out an index card from the envelope,