Key Takeaways
- A concepts-based instructional — not about techniques, but about the hidden principles that make all techniques work
- Roy Dean is a BJJ black belt under Roy Harris, Judo shodan, and one of the most respected instructional creators in the sport’s history
- Covers grip mechanics, pressure systems, spinal alignment, structural leverage, and the invisible details that separate good Jiu-Jitsu from great Jiu-Jitsu
- Includes Volume 1’s deep dive into hidden mechanics plus a bonus Volume 2: Bottom Kesagatame Seminar with Byron Higinbotham
- Best suited for blue belts and above who feel their technique is technically correct but still “doesn’t work” against resistance
- Rating: 9/10
HIDDEN MECHANICS OF JIU-JITSU ROY DEAN DVD DOWNLOAD
Most instructionals teach techniques. Hidden Mechanics of Jiu-Jitsu Roy Dean teaches the principles that make all techniques work. The Hidden Mechanics of Jiu-Jitsu Roy Dean system is a rare kind of instructional — the kind that doesn’t add anything new to your game but makes everything you already know sharper, more efficient, and more effective.
The Hidden Mechanics of Jiu-Jitsu Roy Dean DVD is a 2-volume deep dive — the main mechanics exploration plus a bonus seminar on bottom kesagatame — that dissects the invisible details governing effective movement in BJJ: wrist mechanics, structural alignment, pressure distribution, and the subtle relationships between body parts that most practitioners never consciously consider.
Don’t Just Train BJJ, Learn BJJ
There is a phase every serious BJJ practitioner goes through. You learn a technique, you drill it, you can execute it perfectly against a compliant partner — but against resistance, it falls apart. The typical response is to learn more techniques or drill harder. But that misses the point.
The problem is usually not the technique — it’s the unseen mechanics: the angle of your wrist, the position of your spine, the direction of your pressure. Roy Dean has been teaching these Jiu-Jitsu principles for years, first through his Blue to Purple, Purple to Brown, and Brown to Black DVD series.
The Roy Dean instructional approach has always emphasized understanding over memorization, and Hidden Mechanics is the purest expression of that philosophy. The approach is similar to biomechanics, but delivered through the lens of a practitioner who has studied Judo, Aikido, Jujutsu, and swordsmanship alongside BJJ. The result is the Hidden Mechanics of Jiu-Jitsu Roy Dean DVD— an instructional that teaches you to feel what works, not just memorize what to do.
From Aikido to BJJ – The Journey of Roy Dean
Roy Dean is one of the most respected figures in BJJ instructional media. He holds a BJJ black belt under Roy Harris, received in 2006, and is a Judo shodan — earning his black belt in Judo at age 17 during a year as an exchange student in Japan.
His martial arts credentials extend beyond grappling: he holds black belts in Aikido (1st dan), Seibukan Jujutsu (3rd dan), and Enshin Itto Ryu Batto Jutsu, a Japanese swordsmanship discipline. Dean is the author of two books — “The Martial Apprentice” and “Becoming the Black Belt” — and was one of the first BJJ instructors to produce high-quality, cinematic instructional videos.
His Blue to Purple DVD series from the 2000s is still regarded as a gold standard for BJJ instructionals. Based at the Roy Dean Academy in Bend, Oregon, Dean is also a member of CVBJJ in California. His YouTube channel, featuring beautifully produced belt promotion demos, has inspired thousands of practitioners. The Roy Dean BJJ body of work represents a philosophy of martial arts that values depth over breadth.
Full Hidden Mechanics of Jiu-Jitsu Roy Dean DVD Review
This Hidden Mechanics of Jiu-Jitsu Roy Dean DVD is for anyone who wants to understand what makes Jiu-Jitsu work at a deeper level — a level that transcends techniques, positions, and styles.
Volume 1: Hidden Mechanics
Volume 1 is a deep, systematic exploration of the invisible details that make Jiu-Jitsu work. Roy Dean organizes the content into conceptual groups rather than position-by-position instruction.
Core Concepts & Movement Principles — The “Blind Spot” teaches Dean’s concept of the area of your body you cannot see during techniques and how to compensate for it. “Stacking Your Joints” explains how proper joint alignment creates structural integrity that makes sweeps and escapes easier. “Spinal Deviation” covers the relationship between spine position and power generation — a concept that bridges BJJ with Dean’s Aikido background. “Spiraling Down” teaches how to use rotational movement to break an opponent’s base, while “The Swivel” demonstrates the subtle hip rotation that makes transitions smooth and effortless.
Grip & Control Systems — The “Concave Wrist” shows why cupping your hand creates a stronger grip than grabbing. “Capture the Wrist”teaches a simple but profound hand-fighting principle: how to trap and control a single wrist to shut down an opponent’s attack. Push-pull mechanics cover grip fighting tactics that maximize control while minimizing fatigue.
Pressure & Structural Mechanics — “Knee Pressures” demonstrates how knee placement affects the entire chain of force in passing and pinning. Roy then explains why proper hip positioning is the difference between a sweep that works and one that doesn’t. A section on “Overlapping Pressures” shows how to stack multiple points of pressure simultaneously, and Roy also teaches how to use your arms as structural frames rather than active pushing tools for space management.
Upper Body Mechanics & Hand Fighting — The Elbow Pummel teaches efficient hand-fighting through elbow positioning. The Kokyu Underhook — a concept borrowed from Aikido — shows how to use breath and timing to enter for underhooks. The Overhook Wristlock is both a submission and a control tool.
Takedown & Defensive Structure — The “Angled Sprawl” teaches a specific sprawl variation that uses angle rather than forward pressure to stop takedowns – a great take on the classic sprawl.
Submission Mechanics — X Chokes demonstrate how two points of pressure combine to create a choke that requires minimal grip strength. A bunch of Collar Chokes builds from basic to advanced choke mechanics to wrap this up.
Volume 2: Bottom Kesagatame Seminar (Bonus)
The bonus volume features a seminar taught by Byron Higinbotham, a BJJ black belt and Roy Dean Academy affiliate, on bottom Kesagatame — a notoriously difficult and underrepresented position in most BJJ instructionals. The seminar covers escape mechanics, reversal options, and control sequences from one of the most uncomfortable positions in Jiu-Jitsu.
Jiu-Jitsu is Mechanical
Hidden Mechanics of Jiu-Jitsu Roy Dean instructional is not a flow-drill instructional. The Jiu-Jitsu movement mechanics approach rewards slow, focused study over volume. The recommended approach is to study one concept per session — for example, working with The Concave Wrist for an entire week during drilling — and apply it across every technique you practice.
These concepts are universal, meaning they can be layered onto any technique from any position. Expect 6-10 weeks to work through the concepts and integrate them into rolling. The Hidden Mechanics of Jiu-Jitsu Roy Dean approach is ideal for practitioners who prefer depth over breadth.
DOWNLOAD HERE: HIDDEN MECHANICS OF JIU-JITSU ROY DEAN DVD
Who Is This For?
This instructional is for any grappler who has ever felt like their technique should work but doesn’t. The Hidden Mechanics of Jiu-Jitsu Roy Dean DVD is ideal for blue belts through black belts who are past the “what to do” phase and ready to understand “why it works.”
White belts may find the concepts too abstract without a strong technique foundation to apply them to. Coaches and instructors will find the material invaluable for diagnosing student problems that can’t be solved with more technique instruction.
The BJJ hidden mechanics approach in the Hidden Mechanics of Jiu-Jitsu Roy Dean DVD is particularly valuable for older grapplers who need efficiency over athleticism.
Pros & Potential Drawbacks
Pros:
- Roy Dean is one of the few instructors who could credibly teach this material — his background across Judo, Aikido, and BJJ gives him a depth of movement understanding that most BJJ instructors lack
- The concepts are truly universal — they apply to every position, every technique, and every style
- The production quality is exceptional, with close-up angles and clear verbal descriptions that make abstract concepts visible
- The bonus bottom kesagatame seminar is a rare and valuable addition that addresses a position most instructionals ignore
- The conceptual approach solves the “I know the technique but it doesn’t work” problem better than any specific technique instructional could
Potential Drawbacks:
- The abstract nature of the material may feel unsatisfying to grapplers who want concrete, immediately applicable techniques
- Some of the concepts — particularly the Kokyu Underhook and Spinal Deviation — draw from Aikido, which may not resonate with practitioners who prefer sport-specific Jiu-Jitsu
- The 2-volume format with one bonus seminar is short for a conceptual deep dive — some sections could benefit from expanded drilling examples
Getting Philosophical With BJJ
The Hidden Mechanics of Jiu-Jitsu Roy Dean DVD is not a typical BJJ instructional. It is a philosophy of movement, presented through the lens of one of the most thoughtful instructors in the sport. If you are looking for a deeper understanding of why the techniques you already know work — and an approach that will sharpen your entire game — the Hidden Mechanics of Jiu-Jitsu Roy Dean DVD delivers something that no technique-based instructional can match.
