BUILD REAL CONTROL AND POWER WITH TRILOGY OF AGGRESSION

Turn chaos into control. Channel raw drive into devastating obedience. Trilogy of Aggression, taught by legendary trainers Justin Rigney, Ronnie Manganiello, and Erik Good, delivers the drills, structure, and mindset to forge next-level control under pressure. Build bark fence intensity, laser-sharp targeting, and crushing power bites — all while keeping your dog clear, confident, and in command.

TRAIN WITH PURPOSE

BUILD REAL CONTROL AND POWER WITH TRILOGY OF AGGRESSION

TRAIN WITH PURPOSE

YOUR INSTRUCTORS

JUSTIN RIGNEY

33+ YEARS OF MASTERY. NO FLUFF. NO WEAK GRIPS.

Justin brings over three decades of elite dog training experience. His hybrid background across law enforcement K9 and civilian obedience gives you a rare edge most trainers just don’t have. He’s not here to babysit your training — he’s here to sharpen it with methods proven on the streets and in the real world.

ERIK GOOD

20+ YEARS OF EXPERIENCE. FIELD-TESTED LEADER. TRAINING POWERHOUSE.

Erik brings law enforcement K-9 experience to the table as an active handler and head trainer of a very active major metropolitan agency. He currently leads training for 15+ dogs, supports SWAT operations, and teaches and competes at national police K-9 seminars. Known for pioneering new tactics in balancing high-drive working dogs, Erik is deeply committed to both innovation and ongoing education in the field.

RONNIE MANGANIELLO

12+ YEARS OF SPECIALIZATION. TACTICAL EDUCATOR. TRUSTED AUTHORITY.

Ronnie Manganiello is a seasoned K-9 handler and trainer with 15 years in law enforcement, including over a decade specializing in K-9 operations. As the head trainer for his South Florida agency, he’s led the development of both green dogs and veteran teams nationwide. Ronnie trains K9 handlers and their dogs to be prepared for the street and approves and certifies future K9 trainers across the state. His no-BS, real-world approach makes him a trusted leader in the tactical dog training world.

YOUR INSTRUCTORS

JUSTIN RIGNEY

33+ YEARS OF MASTERY. NO FLUFF. NO WEAK GRIPS.

ERIK GOOD

20+ YEARS OF EXPERIENCE. FIELD-TESTED LEADER. TRAINING POWERHOUSE.

RONNIE MANGANIELLO

12+ YEARS OF SPECIALIZATION. TACTICAL EDUCATOR. TRUSTED AUTHORITY.

BIG DRIVE, NO DIRECTION?

Winging it With Aggression Work? Feel like your training is all over the place with no clear plan?
Still Stuck at Tug Toy Level? Looking to build bite pressure, drive, and commitment — not just play?
Is Your Dog Holding Back?
Fighting weak grips, sloppy targeting, and hesitation on the bite?
Working the Fence, But It’s All Show?
Trying bark fence drills but your dog is lacking real intent?
Missing Bite Clarity?
Ready to close the gap between potential and powerful, precise behavior?
Running Out of Options? You’ve tried trainers, classes, and quick fixes—but nothing sticks?

BIG DRIVE, NO DIRECTION?

Winging it With Aggression Work? Feel like your training is all over the place with no clear plan?
Still Stuck at Tug Toy Level? Looking to build bite pressure, drive, and commitment — not just play?
Is Your Dog Holding Back? Fighting weak grips, sloppy targeting, and hesitation on the bite?
Working the Fence, But It’s All Show? Trying bark fence drills but your dog is lacking real intent?
Missing Bite Clarity? Ready to close the gap between potential and powerful, precise behavior?
Running Out of Options? You’ve tried trainers, classes, and quick fixes—but nothing sticks?

READ WHY WE’RE 5-STAR RATED...

SEE RESULTS WITH FOCUSED TRAINING

GET ACCESS TODAY

AGGRESSION TRAINING THAT DELIVERS

STREET-TESTED, REAL-WORLD READY

Build the kind of control and bite work that stands up under stress and conflict.

BARK FENCE THAT BITES

Crank up intensity with forward aggression that means business — not just noise.

CONTROLLED AGGRESSION ON COMMAND

No more over-arousal or guessing games. Train calm until called, fierce when needed.

CONFIDENCE IN EVERY COMMAND

You’ll know exactly how to respond, no matter the situation, and your dog will respect your guidance every time.

TARGET ACQUIRED. THREAT HANDLED.

Clear targeting, full-mouth pressure, and powerful intent with zero hesitation.

AGGRESSION TRAINING THAT DELIVERS

STREET-TESTED, REAL-WORLD READY

Build the kind of control and bite work that stands up under stress and conflict.

BARK FENCE THAT BITES

Crank up intensity with forward aggression that means business — not just noise.

CONTROLLED AGGRESSION ON COMMAND

No more over-arousal or guessing games. Train calm until called, fierce when needed.

TARGET ACQUIRED. THREAT HANDLED.

Clear targeting, full-mouth pressure, and powerful intent with zero hesitation.

READY FOR A DOG THAT WON’T BACK DOWN?

Trilogy of Aggression gives you the blueprint for building a bark fence that means business, deep grip development, and full control under pressure. This course sharpens your dog’s instincts, putting you in charge with step-by-step drills and expert coaching. Plus, it’s backed by our 30-day money-back guarantee, so if it’s not what you need, you don’t pay.

Your dog has the drive — now give them the skills.

BEST VALUE

FULL CONTROL UNDER PRESSURE

SAVE $94 WITH THE TRILOGY BUNDLE

$497

Boogeyman

Bark Fence

Power Biting

Bonus Module

One-time purchase. Lifetime access.

selected

GET THE TRILOGY BUNDLE

BOOGEYMAN - $197

The “Boogeyman” theory in dog training, developed by trainers like Justin Rigney, is a method to build active aggression and confidence in working dogs (e.g., protection dogs).

BUY INDIVIDUALLY

BARK FENCE - $197

In this course, the “bark fence” theory explores how barriers influence canine behavior. From escalating nuisance barking in pets to controlled apprehension in working dogs, focusing on managing the chain reaction of vocalization, emotion, and action.

BUY INDIVIDUALLY

POWER BITING - $197

This course combines proven techniques to enhance gripping behavior while reducing injury risk for both dog and decoy, applicable to police service dogs, bite sports, and personal protection training.

BUY INDIVIDUALLY

TRAIN NOW. PAY LATER.

CHOOSE ONE OF THESE OPTIONS AT CHECKOUT

WHAT’S WAITING FOR YOU?

Pro Drills from K9 Veterans: Learn real tactics from experts who’ve lived it — not theory, not fluff.
Bite Like You Mean It: Train deep grips, serious commitment, and bite precision like a true power player.
Rewire Opposition Reflex: Turn leash resistance and bungee work into explosive drive-building tools.
Handler Conflict? Solved: Prevent redirected aggression and train a dog that fights with you, not against you.
Clarity Under Chaos: Get real obedience under real pressure. Your dog will think straight, follow direction, and perform like a pro.

DISCOVER MORE ABOUT THE COURSE

If you want to dive deeper into how the Trilogy of Aggression course solves the biggest challenges in the police K9 and protection dog world, check out our one-hour live Q&A! Join Garret Wing, Justin Rigney, and Erik Good as they explore the course’s key benefits and solutions.

GET ACCESS TODAY

WE GOT YOUR BACK EVERY STEP OF THE WAY

JOIN THE PACK AND BE THE HERO OF YOUR DOG'S TRAINING EXCELLENCE

WHY CHOOSE DIYK9?

DECADES OF REAL-WORLD EXPERIENCE

Dive into training with Garret Wing, a titan in the field with over 20 years of experience with police K9s. From being on patrol to busting narcotics dealers, Garret’s done it all, bringing a depth of knowledge that’s rare in civilian dog training.
BE YOUR DOG'S HERO

DIYK9 empowers you to lead your dog's training journey, turning you into the hero they see every day. It's not just about training; it's about stepping up as the guide your furry friend deserves.
NO FLUFF, JUST RESULTS

Tired of dog training courses that promise the moon and deliver...well, not much? DIYK9 is about cutting through the noise, offering straightforward, no-nonsense strategies that boost your confidence and skills as an "Owner-Trainer" and effective training that truly transforms your dog into an obedient companion.
TOP-NOTCH, COMPREHENSIVE COURSES

Offering industry-leading content that's as comprehensive as it gets. From basic obedience to advanced training techniques, transform your dog into the well-behaved companion you've always wanted.
STEP-BY-STEP GUIDANCE

You're never alone on this journey. DIYK9 promises to be with you every step of the way, ensuring both you and your dog achieve your full potential.

WHY CHOOSE DIYK9?

DECADES OF REAL-WORLD EXPERIENCE

Dive into training with Garret Wing, a titan in the field with over 20 years of experience with police K9s. From being on patrol to busting narcotics dealers, Garret’s done it all, bringing a depth of knowledge that’s rare in civilian dog training.
BE YOUR DOG'S HERO

DIYK9 empowers you to lead your dog's training journey, turning you into the hero they see every day. It's not just about training; it's about stepping up as the guide your furry friend deserves.
NO FLUFF, JUST RESULTS

Tired of dog training courses that promise the moon and deliver...well, not much? DIYK9 is about cutting through the noise, offering straightforward, no-nonsense strategies that boost your confidence and skills as an "Owner-Trainer" and effective training that truly transforms your dog into an obedient companion.
TOP-NOTCH, COMPREHENSIVE COURSES

Offering industry-leading content that's as comprehensive as it gets. From basic obedience to advanced training techniques, transform your dog into the well-behaved companion you've always wanted.
STEP-BY-STEP GUIDANCE

You're never alone on this journey. DIYK9 promises to be with you every step of the way, ensuring both you and your dog achieve your full potential.

WHAT'S HOLDING YOU BACK?

"I don’t have the time for this."

You already are spending time cleaning up chaos, dodging triggers, managing stress. Trilogy of Aggression saves you time by giving you a proven path, real drills, and zero fluff. Hit play when it works for you, follow the system, and watch your dog level up without wasting hours on guesswork.

“The course costs too much.”

How much does a blown bite cost you? A redirected attack? A dog that can’t hold pressure? This isn’t a course — it’s a solution. One that gets you closer to the dog you actually want. And with our 30-day money-back guarantee, you’ve got nothing to lose and everything to gain. Train hard or get every penny back.

“This looks like a lot of work.”

Here’s the Deal — It is. But that’s what it takes to build a dog that doesn’t fold under pressure. Learn how to sharpen targeting, build violent drive, and take full control with step-by-step guidance from pros who’ve trained dogs for the real world. If you’re ready to lead, we’ll show you how.

READ WHY WE’RE 5-STAR RATED...

YOUR DOG’S GOT DRIVE — NOW BUILD THE BITE.

If you’re ready for a dog that doesn’t bluff, it all starts right here.

Trilogy of Aggression delivers the drills, structure, and pressure work you need to turn raw potential into real performance. Work through powerful bark fence drills, deep grip bite work, and stress-tested boogeyman training in this course. No fluff, no guesswork, just proven drills used by the pros to sharpen targeting, fire up forward aggression, and build control under conflict.

BEST VALUE

FULL CONTROL UNDER PRESSURE

$497

Boogeyman

Bark Fence

Power Biting

Bonus Module

One-time purchase. Lifetime access.

selected

GET THE FULL TRILOGY

BOOGEYMAN

The “Boogeyman” theory in dog training, developed by trainers like Justin Rigney, is a method to build active aggression and confidence in working dogs (e.g., protection dogs).

BUY INDIVIDUALLY

BARK FENCE

BUY INDIVIDUALLY

POWER BITING

BUY INDIVIDUALLY

TRAIN NOW. PAY LATER.

CHOOSE ONE OF THESE OPTIONS AT CHECKOUT

AS FEATURED IN

BUILD REAL CONTROL AND POWER WITH TRILOGY OF AGGRESSION

BUILD REAL CONTROL AND POWER WITH TRILOGY OF AGGRESSION

YOUR INSTRUCTORS

JUSTIN RIGNEY

33+ YEARS OF MASTERY. NO FLUFF. NO WEAK GRIPS.

ERIK GOOD

20+ YEARS OF EXPERIENCE. FIELD-TESTED LEADER. TRAINING POWERHOUSE.

RONNIE MANGANIELLO

12+ YEARS OF SPECIALIZATION. TACTICAL EDUCATOR. TRUSTED AUTHORITY.

YOUR INSTRUCTORS

JUSTIN RIGNEY

33+ YEARS OF MASTERY. NO FLUFF. NO WEAK GRIPS.

ERIK GOOD

20+ YEARS OF EXPERIENCE. FIELD-TESTED LEADER. TRAINING POWERHOUSE.

RONNIE MANGANIELLO

12+ YEARS OF SPECIALIZATION. TACTICAL EDUCATOR. TRUSTED AUTHORITY.

BIG DRIVE, NO DIRECTION?

BIG DRIVE, NO DIRECTION?

READ WHY WE’RE 5-STAR RATED...

SEE RESULTS WITH FOCUSED TRAINING

AGGRESSION TRAINING THAT DELIVERS

STREET-TESTED, REAL-WORLD READY

BARK FENCE THAT BITES

CONTROLLED AGGRESSION ON COMMAND

CONFIDENCE IN EVERY COMMAND

TARGET ACQUIRED. THREAT HANDLED.

AGGRESSION TRAINING THAT DELIVERS

STREET-TESTED, REAL-WORLD READY

BARK FENCE THAT BITES

CONTROLLED AGGRESSION ON COMMAND

TARGET ACQUIRED. THREAT HANDLED.

READY FOR A DOG THAT WON’T BACK DOWN?

BEST VALUE

FULL CONTROL UNDER PRESSURESAVE $94 WITH THE TRILOGY BUNDLE

BOOGEYMAN - $197

BARK FENCE - $197

POWER BITING - $197

TRAIN NOW. PAY LATER.

CHOOSE ONE OF THESE OPTIONS AT CHECKOUT

WHAT’S WAITING FOR YOU?

DISCOVER MORE ABOUT THE COURSE

WE GOT YOUR BACK EVERY STEP OF THE WAY

JOIN THE PACK AND BE THE HERO OF YOUR DOG'S TRAINING EXCELLENCE

WHY CHOOSE DIYK9?

DECADES OF REAL-WORLD EXPERIENCE

BE YOUR DOG'S HERO

NO FLUFF, JUST RESULTS

TOP-NOTCH, COMPREHENSIVE COURSES

STEP-BY-STEP GUIDANCE

WHY CHOOSE DIYK9?

DECADES OF REAL-WORLD EXPERIENCE

BE YOUR DOG'S HERO

NO FLUFF, JUST RESULTS

TOP-NOTCH, COMPREHENSIVE COURSES

STEP-BY-STEP GUIDANCE

WHAT'S HOLDING YOU BACK?

"I don’t have the time for this."

“The course costs too much.”

“This looks like a lot of work.”

READ WHY WE’RE 5-STAR RATED...

YOUR DOG’S GOT DRIVE — NOW BUILD THE BITE.

BEST VALUE

FULL CONTROL UNDER PRESSURE

BOOGEYMAN

BARK FENCE

POWER BITING

TRAIN NOW. PAY LATER.

CHOOSE ONE OF THESE OPTIONS AT CHECKOUT

AS FEATURED IN

FULL CONTROL UNDER PRESSURE

SAVE $94 WITH THE TRILOGY BUNDLE