Theta Waves by David Devlin eBook – Instant Download

Theta Waves by David Devlin is a practical card magic effect that creates a memorable surprise with a simple and direct presentation.

The performer displays a packet of eight cards, showing that each card has a different face. The backs remain hidden while the audience is informed that only one card has a different-colored back. A spectator freely selects one card and keeps it in their possession.

The remaining seven cards are turned over, revealing matching blue backs. Finally, the spectator turns over their chosen card to discover that it is the only card with a red back, creating a strong and unexpected climax.

One of the practical features of this effect is that all eight cards can be handed out to the spectators at the end, allowing the routine to conclude cleanly.

Features:

• Instant eBook download
• Card magic by David Devlin
• Easy-to-follow explanation
• Strong audience participation
• Clean and surprising ending
• All cards can be examined and given away after the performance

A great addition for magicians looking for a direct, visual card effect suitable for close-up performances, casual demonstrations, or professional routines.