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Watch OFFTV
FREE AND EXCLUSIVE ONLINE EVENT · ONLY 500 SPOTS AVAILABLE

From "Sunday driver"
to Elite Operator

Master the Game, Tactics, and Engineering of your Replica

Aritz and Viru (La Cueva del Tactical) simply teach you what forums will never tell you. No posturing. No internet theory. With the real process that works in the field.

Aritz
Simply Aritz
+
Viru
Viru · The Tactical Cave
Book your spot
Free event · Only 500 spots available

500 spots · Free of charge · No catch

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The problem

Do any of these situations sound familiar?

✕
Your replica fails when it matters most. You've planned the weekend, paid for the game, and in the first encounter it jams or the battery dies. Always at the worst possible moment.
✕
Forums have filled your head with myths. Everyone says the opposite. You spend on upgrades that make no difference. You buy incompatible parts. And you're still in the same boat.
✕
Tactical discomfort in every match. Vest that bounces, back that aches, frontline configured by eye. No real criteria, just imitating what you see on YouTube.
✕
You're not the one who knows. When someone in the group starts talking about internal mechanics, tolerances, specific configurations—there's a moment when you fall silent. Not because you're bad. But because no one has taught you properly.

And you know it. That's why you're here.

Why this masterclass is different

No posturing.
No forum theorizing.

Aritz has been learning on camera for years. Making mistakes on camera. Testing in a real environment before publishing anything.

There are people on the internet who attack you for that — for not always being a purist, for admitting when you're wrong, for explaining things so everyone can understand. Your community follows you precisely because of that.

And Viru de La Cueva is 20 years old, has more than 3,200 completed projects, and an 80-linear-meter test facility. He doesn't need to pretend anything. When he explains why a piece works or doesn't work, it's because he has tested it thousands of times.

This is not a forum course. It's the real process, explained unfiltered, by two people who can afford to because they have nothing to prove.
The syllabus

What you'll learn.

🛡️
The Art of Immersion and Tactical Style
With Simply Aritz
Ergonomics and Frontline Workershow to set up your gear based on actual comfort parameters — straps, rigid magazine pouches, flashlight and precision sight placement.
Gaming Mindsethow to go from "messing around" to living an immersive and cinematic real military simulation experience.
Tell your Storycommunication keys to earn the respect of your community and your teammates in every game.
🔧
Precision Engineering and Extreme Performance
With Viru from La Cueva Tactical
Workshop Myths Debunkedthe physical truth behind shooting distance and accuracy. What really makes a difference (rubber bands, barrels, BB weights) and what's just store marketing.
Armored Reliabilityhow to perform preventive maintenance on your replica so it never lets you down at a 3-day event.
The Anatomy of a Laser Beamthe secret of extreme preparations (Wasabi, Cucumber, Vantablack) and how to design a winning replica.
The instructors

Who they are and why it matters.

Aritz
Aritz
Simply Aritz

One of Spain's most influential airsoft content creators. Over 40 hours of editing per video. A community built on a simple premise: honesty above all else. What he teaches, he tests first. What he doesn't know, he admits.

40h+Editing/video
#1Airsoft Spain
Viru
Viru
La Cueva Tactical

Over 20 years in the hobby. More than 3,200 high-end projects completed. 80-linear-meter test track. 4.9 stars on Google. The go-to mechanic for racing teams when failure is not an option.

20+Years in the hobby
3,200+Completed projects
4.9★Google reviews
The offer

Choose your access.

No smoke. No empty promises. Choose your format and start today.

Digital
€297
7-Day Guarantee · Lifetime Access
  • Module 1: Baseline Diagnosis
  • Module 2: Goal-based Upgrades
  • Module 3: Assembly and Calibration
  • Module 4: Fault Testing and Diagnostics
  • Downloadable templates
  • Lifetime access
  • Unlimited seats
Access digital → 297€
VIP Workshop
€997
Only [N] spots · Next date: [X]
  • All digital content included
  • 1 in-person day at La Cueva Tactical
  • In-person analysis of your current equipment
  • Real-time modifications
  • Networking with the pro team
  • Only [N] spots available
Book VIP Workshop → €997

Only [N] spots available

Testimonials

What the community says.

"
★★★★★
"Spending money on an upgrade with Viru isn't an expense, it's an investment in peace of mind. My replica now shoots perfectly, and the personalized service throughout the entire process is something you won't find anywhere else."
Peter — Client from La Cueva
"
★★★★★
"Aritz taught me to value quality gear before buying cheap things that break at the first bump. His advice on how to set up my helmet and vest has changed my Sunday games."
Michael — Follower of Simplemente Aritz
FAQ

The most common.

No. The masterclass is designed for you to start from absolute scratch. If you already have some knowledge, you will find things you didn't know.
Yes. Not in a studio. The environment is the same one we use in real matches and events.
7 full days, no questions asked. If it's not what you expected, we'll give you your money back.
A full day, in-person, at La Cueva Tactical. You work on your current equipment, we make real-time modifications, and you leave with your replica optimized.
[Date]. There are [N] spots left. Once filled, the next call is on [upcoming date].

Ready to stop
listening and
start knowing?

This masterclass is live and will not be recorded. If you want access to Viru's workshop secrets and Aritz's real process — no posturing, no forum theory — secure your spot before we close registration. 500 spots available. Free of charge. No catch.

BOOK MY FREE SPOT NOW →

500 spots · Free · No catch