Performer shows a dart chart which has numbers from 1 to 16. He draws his prediction on a piece of paper and puts it in an envelope, which is in full view at all times .Now the spectator is asked to select a number on the dart chart by taking a dart and spinning it on the chart . If the dart falls on the selected number say 10, then the chart is turn over on which are printed 16 ESP symbols. The performer counts to the 10th. ESP symbol which is a STAR.. and when the prediction is opened it also is a STAR .. a Perfect match !!!
See demo video link below ………..
https://www.youtube.com/watch?v=ozs8uQDKr8U&t=5s