Jiu Jitsu Is a Language—Learn Its Rules

Great practitioners don’t rely on speed or strength.
They understand structure, balance, and mechanical truth.

In The Hidden Mechanics of Jiu Jitsu, Roy Dean breaks down the unseen principles that govern control, efficiency, and inevitability on the mat.

If you’ve ever felt like techniques almost work—this fills the missing gap.

20 Modules that will change your understanding

Welcome to Hidden Mechanics
The Concave Wrist
The X Choke Vise
Knee Pressures
Hip Over Heel
Capture the Wrist
The Blind Spot
Stacking Your Joints
The Elbow Pummel
Spinal Deviation
The Angled Sprawl
Holding Space with Your Arms
Kokyu Underhook
Overhook Wristlock
Spiraling Down
Swiveling Into Position
Double Lapel Grip
Push and Pull with Cuff Grips
Overlapping Pressures
White to Black: Collar Chokes
This is Jiu Jitsu for thinkers.

👉 Watch. Study. Apply.