Underground Boxing at MMA Underground

Underground Boxing at MMA Underground On our tactical approach to the sweet science our coach will teach you all the tools to become a Box Great technique will improve effectiveness and efficiency.

MMA UNDERGROUND TACTICAL BOXING

On our tactical approach to the sweet science, our coach will teach you how to approach and defend against an opponent from the furthest distance away exposing the least amount of your body. She will teach you how to achieve that by learning how to get in a position to strike with maximum leverage without getting hit. In our tactical courses, you will learn boxing

strategy and fight tactics to help you win inside the ring. As you become more conditioned and skillful in the art of boxing, strategy becomes the final step for defeating opponents. Strategy is the blueprint for winning while training and technique are the goals and preparation. You will learn boxing offense, boxing defense, boxing counter-punching tips, and more! Great fighting techniques are focused on improving performance as opposed to the limitations of rules and forms. Every fighter and fighting situations are different and require the mastery of many techniques. There is no such thing as the "best fighting technique". There are only good applications of the technique. Technique, in itself, is not so much what you do, but how you use it.

Sensei Says:Fifteen years ago, this picture captured more than the first fighting team of MMA Underground. It captured t...
08/16/2026

Sensei Says:

Fifteen years ago, this picture captured more than the first fighting team of MMA Underground. It captured the beginning of a vision.
When people look at this photo, they see young fighters. I see something much bigger. I see years of discipline, sacrifice, hard work, and lifelong friendships. I see men who learned that true strength isn't measured by how hard you can punch or how many fights you win—it's measured by your character, your integrity, and how you treat others.

For the past 15 years, our mission has never been just to produce fighters. Our mission has been to build good men—men with strong morals, respect for others, love for their country, loyalty to their families, and the courage to stand for what is right. We believe martial arts should make you a better person before it ever makes you a better athlete.

Many of the people in this photo have gone on to become fathers, husbands, professionals, military members, business owners, and leaders in their communities. That is the greatest victory any coach could ever ask for.

At MMA Underground, we don't just teach punches, kicks, wrestling, or submissions. We teach discipline. We teach responsibility. We teach humility. We teach perseverance. We teach respect. These values stay with you long after you leave the mats.

If you're looking for a place where you can become stronger—not only physically, but mentally and morally—we invite you to join our family. Whether your goal is self-defense, competition, fitness, or simply becoming the best version of yourself, there is a place for you here.

Come train with us. Build confidence. Build discipline. Build character. Build a better life.

MMA Underground—where champions are built from the inside out.

Celebrating with the Campion at home
07/29/2026

Celebrating with the Campion at home

07/26/2026

Warriors:

If you couldn't make it out to support Jose yesterday, we've got you covered—here's his full fight.

Make sure you don't miss his next one. Jose always brings the action and leaves it all in the ring!

🥊 Another dominant performance by Jose! 🥊Congratulations to Jose on yet another incredible victory by TKO! Your discipli...
07/25/2026

🥊 Another dominant performance by Jose! 🥊
Congratulations to Jose on yet another incredible victory by TKO! Your discipline, dedication, and relentless work ethic continue to pay off every time you step into the ring. You represented yourself, your team, and everyone who believes in you with heart and determination.
A special congratulations to Coach Dylan for another outstanding job in the corner. Your calm leadership, smart strategy, and experience guided Jose every step of the way and played a huge role in this victory.
Finally, a heartfelt thank you to all of Jose's teammates and sparring partners. Champions are never built alone. Every round you pushed, every lesson you shared, and every sacrifice you made in the gym helped prepare Jose for this moment. This victory belongs to the entire team.
The hard work continues—one fight at a time, one victory at a time. On to the next! 🥊🏆💪

Warriors:Due to the hazardous air quality and dangerous weather conditions, we will be closed tonight, July 16, and tomo...
07/16/2026

Warriors:

Due to the hazardous air quality and dangerous weather conditions, we will be closed tonight, July 16, and tomorrow, July 17.

Breathing in the toxic smoke can be harmful to your lungs, and the health and safety of our students and families is our top priority.

We appreciate your understanding and look forward to seeing everyone back in the dojo as soon as conditions improve.

Stay safe and stay healthy!

Happy 4th everyone. Be safe have fun.
07/04/2026

Happy 4th everyone. Be safe have fun.

07/02/2026

SENSEI SAYS:

COME TO MMA Underground AND ENJOY THREE FREE CLASSES

1. MUAY THAI BAGS & PADS WORKOUT
2. KIDS MMA
3. BOXING
4. KETTLEBELL STRENGTH TRAINING
5. MMA STAND-UP FIGHTING
6. NO-GI JUJUTSU
7. WRESTLING

FOR THE CLASS SCHEDULE, CLICK ON THE LINK
https://mmaunderground.info/class-schedule

-THE WAY OF THE WARRIOR-



13

Jose won by TKO round 2. Great fight back to work and onto next one.
06/27/2026

Jose won by TKO round 2. Great fight back to work and onto next one.

Sensei Says:Massive congratulations to our 14-year-old Jose Arreguin, the unstoppable force who clinched victory at the ...
06/10/2026

Sensei Says:

Massive congratulations to our 14-year-old Jose Arreguin, the unstoppable force who clinched victory at the Summer Junior Olympics in boxing! 🥇 Every jab, every hook, every drop of sweat in training led to this well-earned triumph. Jose, your heart, skill, and determination have truly set you apart—what an incredible moment for you and everyone cheering you on!

Huge props to Coach Dylan Kowalski, the ultimate cornerman and mentor. Your guidance, strategy, and calm confidence in the corner helped Jose perform at his absolute best. Every champion needs a coach who can see the fight inside and out—and Dylan, you nailed it.

A special shoutout to Jose’s teammates, whose encouragement, sparring sessions, and unbreakable support created the foundation for this victory. Boxing isn’t just about fists—it’s about community, and Jose’s team delivered every single time.

And let’s not forget the powerhouse behind the power—the Beast boxing program at Underground Boxing! This program builds champions through world-class training, relentless discipline, and a culture that pushes athletes to exceed their limits. Jose’s win is a shining example of the excellence this program cultivates.

Jose Arreguin, you’ve made history, inspired your peers, and shown the world what dedication looks like in action. This is only the beginning—keep punching, keep shining, and keep making us all proud! 🥊💥

Address

835 Virginia Road, Unit C
Crystal Lake, IL
60014

Opening Hours

Tuesday 5:30pm - 6:30pm
Thursday 5:30pm - 6:30pm
Saturday 10:30am - 11:30am

Telephone

(847) 219-5920

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