Insider by Marc Oberon

Created by: Marc Oberon

Insider by Marc Oberon is a mentalism tool designed for discreetly peeking at written information on index cards. The spectator writes down information on a card, which is then placed back into the stack. Without the spectator's knowledge, the performer can secretly view the written information in full view. This low-tech, analog method is perfect for stage or parlor performances, offering a clean and unsuspecting way to gather multiple pieces of information (up to six) from one or more spectators. The device comes with refillable cards, rubber bands, and a detailed instructional video featuring routines and psychological subtleties from Marc Oberon and Aaron Calvert.

Where to buy

Insider by Marc Oberon from Monster Magic
Monster MagicInsider by Marc Oberon£55.99
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INSIDER by Marc Oberon - Trick from Alakazam Magic
Alakazam MagicINSIDER by Marc Oberon - Trick£56.65
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Key features

  • Low-tech, analog peek device for mentalism

  • Allows viewing up to six pieces of information per card

  • Refillable cards available for continuous use

  • Includes a 1.5-hour instructional video with performance tips

  • Suitable for stage, parlor, and professional settings

  • Durable construction with a large peek area

Pros

  • Clean and unsuspecting method

  • Large peek area for easy viewing

  • Multiple routines possible with one device

  • High-quality, handmade gimmick

  • Detailed instructional video with expert insights

  • Refill cards available for extended use

Cons

  • Slight noise when opening the device (masked by ambient noise)

  • Bulkier than wallet-based peek devices, not ideal for everyday carry

  • Requires occasional refills of custom cards

Effect

The Insider by Mark Oberon is a peek device that allows magicians and mentalists to secretly view information written by a spectator. The performer hands out an index card, the spectator writes something on it, and the card is returned to the stack. Without the spectator realizing, the magician can peek at the written information while the card remains in full view. The effect is clean, direct, and appears completely fair—no suspicious movements or hidden actions.

Full Details

The Insider includes:

  • The peek device itself (a handmade gimmick designed for durability).
  • Two stacks of custom index cards (around 60-70 cards included).
  • Rubber bands (used as a convincer but optional).
  • A 1.5-hour streaming tutorial featuring Mark Oberon and UK mentalist Aaron Calvert.

The device is low-tech and analog, making it reliable without electronics. The peek area is large, allowing up to six pieces of information to be viewed at once. The cards are designed with wider spacing to encourage larger handwriting, making the peek easier to read.

Who Should Consider the Trick

This is ideal for:

  • Mentalists who need a discreet way to gather information in performances.
  • Stage and parlor performers looking for a clean alternative to wallet peeks.
  • Magicians who prefer analog methods over electronic devices.
  • Workers who want a practical, reusable tool for multiple routines.

It may not be the best choice for walk-around magicians due to its size (similar to a deck of cards), which could be bulky in pockets.

Difficulty

The Insider is mechanically simple—even beginners can perform the peek with minimal practice. However, the real skill lies in the performance:

  • Handling: There are slight angle considerations, but they are manageable with practice.
  • Psychology: The tutorial emphasizes language, subtleties, and misdirection to enhance the effect.
  • Routine-building: Aaron Calvert’s section provides advanced strategies for structuring performances.

As reviewer fiddlinjonny notes, "A monkey could perform the peek, but doing it well requires practice and performance finesse."

What Magicians Say

  • fiddlinjonny highlights the Insider’s practicality: "It's a real worker—affordable, durable, and perfect for professional settings." He appreciates the large peek area but mentions a slight sound when opening the device (though ambient noise usually masks it).
  • RealMagicReview (Steve Faulkner) praises its cleanliness: "You can peek multiple times without damaging the paper—it’s incredibly open and fair-looking." He also loves the tutorial’s depth, calling it "a masterclass in mentalism techniques."
  • Both reviewers agree that while refill cards are necessary, they are reasonably priced and easy to obtain.

Overall, the Insider is highly recommended for performers who want a reliable, low-tech peek system with strong audience-proof methods.

What people are saying about Insider

fiddlinjonny says...

The peak area is really large, so you can get six pieces of information from this card. [...] It's a real worker—perfect for professional magicians who need a reliable peek device.

RealMagicReview says...

The ability to peek multiple times without damaging the paper makes this incredibly clean and practical. [...] It's a must-have for anyone serious about mentalism.

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