Missouri Mariners Gold

07/23/2026

Finalizing 2 roster positions - private tryouts

🥎 12U Missouri Mariners

(First Year late 2014/2015 birth year)

Coaches: Gerrion Grim / Mike Simon - over 30 years of combined experience playing ⚾️ and 30+ years combined coaching 🥎/⚾️!

Openings: 2 athletic competitive ball players (specifically seeking a middle infielder/short stop, another pitcher)

The Missouri Mariners First Year 12U team is looking for 2 motivated athletes to complete its roster. This team will compete at the B level while also participating in CBSA select league play, focusing on building toward a true travel A-team in the future to compete against the top local/regional teams.

Team Focus…

Our vision is to create a culture of winning players who compete pitch by pitch inning after inning, where our players can grow into the confident and complete players who see the best version of themselves as a player and as a young student athlete. Winning is not the goal but it is the byproduct of playing the game the right way and competing hard, and we will train to complete at a high level as these ladies move into high school in a few years. We teach high output hitting patters and have a track record of producing high production hitters on this team already. We will develop the girls strength and conditioning, teach proper softball fundamentals on defense and on the bases to prepare them with the tools for long-term success and play this great game in high school and college if they so choose.

Mariners Club Advantages…

Each player will receive our 12-week Mariners Development Program, consisting of 4 hours of structured training each week, including:

* 1 Hour Arm Care / Throwing

* 1 Hour Hitting

* 1 Hour Defensive Development

* 1 Hour Strength & Conditioning

If you’re looking for a change petitioner environment where your ballplayer can develop their 🥎 skills, build confidence and grow correctly, this is the club and team for you! We would love to have you come to a tryout and workout with us to see if it is a fit!

🔱 Register Today

Private Tryout:

Please click the link to complete this form.

07/15/2026

🥎 12U Missouri Mariners
(First Year late 2014/2015 birth year)

Coaches: Gerrion Grim / Mike Simon - over 30 years of combined experience playing ⚾️ and 30+ years combined coaching 🥎/⚾️!

Openings: 4 athletic competitive ball players (specifically seeking a middle infielder/short stop, another pitcher, and catcher catching help)

The Missouri Mariners First Year 12U team is looking for 3-4 motivated athletes to complete its roster. This team will compete at the B level while also participating in CBSA select league play, focusing on building toward a true travel A-team in the future to compete against the top local/regional teams.

Team Focus…

Our vision is to create a culture of winning players who compete pitch by pitch inning after inning, where our players can grow into the confident and complete players who see the best version of themselves as a player and as a young student athlete. Winning is not the goal but it is the byproduct of playing the game the right way and competing hard, and we will train to complete at a high level as these ladies move into high school in a few years. We teach high output hitting patters and have a track record of producing high production hitters on this team already. We will develop the girls strength and conditioning, teach proper softball fundamentals on defense and on the bases to prepare them with the tools for long-term success and play this great game in high school and college if they so choose.

Mariners Club Advantages…

Each player will receive our 12-week Mariners Development Program, consisting of 4 hours of structured training each week, including:

* 1 Hour Arm Care / Throwing

* 1 Hour Hitting

* 1 Hour Defensive Development

* 1 Hour Strength & Conditioning

If you’re looking for a change petitioner environment where your ballplayer can develop their 🥎 skills, build confidence and grow correctly, this is the club and team for you! We would love to have you come to a tryout and workout with us to see if it is a fit!

🔱 Register Today

Organizational Tryout:

https://form.jotform.com/261541414338150

Private Tryout:

https://form.jotform.com/251485570940057

07/07/2026

🥎 12U Missouri Mariners Gold

Head Coaches: Gerrion Grim & Mike Simon

Openings: 3–4 players

Primary Needs:

* Pitchers
* Middle Infielders

This first-year 12U Gold team will compete primarily at the B level.

We’re looking for softball-oriented athletes who truly love the game—players who are eager to learn, compete, and improve every day.

Coach Gerrion Grim and Coach Mike Simon are passionate teachers who emphasize:

* Work ethic
* Proper fundamentals
* Competitive mindset
* Long-term player development

If your daughter has an appetite for learning and wants to play at a higher level, we’d love to meet her.

🔱 Register Today

Organizational Tryout:
https://form.jotform.com/261541414338150

Private Tryout:
https://form.jotform.com/251485570940057

Please click the link to complete this form.

07/06/2026

Join us!

07/01/2026

MISSOURI MARINERS FASTPITCH SOFTBALL TRYOUTS 🥎

📅 JULY 13TH – 16TH

The Missouri Mariners are looking for athletes who want more than just a uniform.

We are looking for athletes who want to be challenged.

Athletes who want to develop.

Athletes who want coaching, accountability, and a clear path to becoming the best version of themselves.

If your goal is simply to play softball, there are many places to do that.

If your goal is to improve your softball IQ, increase your athleticism, develop your skills, compete at a higher level, and surround yourself with players who want to work, then Missouri Mariners may be the right fit for your family.

━━━━━━━━━━━━━━━

💪 WHAT MAKES THE MARINERS DIFFERENT?

Every athlete in our organization receives:

✅ 4 Hours of Winter Training Every Week

✅ Weekly Hitting Lesson with a Private Hitting Coach Included in Team Fees

✅ Strength & Speed Development

✅ Arm Care Program

✅ Position-Specific Development

✅ Softball IQ Development

✅ Competitive Team Environment

✅ Recruiting Assistance for Athletes Interested in Playing Beyond High School

We don’t believe development happens only during the season.

We believe development happens year-round.

━━━━━━━━━━━━━━━

📍 TRYOUT LOCATIONS

🥎 10U & 12U

Elks Lodge O’Fallon
1163 Tom Ginnever Ave.
O’Fallon, MO 63366

🥎 14U, 16U & 18U

St. Charles Community College Softball Fields
4601 Mid Rivers Mall Drive
Cottleville, MO 63376

━━━━━━━━━━━━━━━

🥎 HOW WE EVALUATE PLAYERS

We do not simply evaluate who is the best athlete today.

We evaluate who has the potential to become the best athlete tomorrow.

During tryouts we evaluate:

✔ Athleticism
✔ Softball IQ
✔ Coachability
✔ Competitiveness
✔ Effort
✔ Mechanics
✔ Leadership
✔ Position-Specific Ability
✔ Long-Term Potential

Our goal is to place every athlete in the environment where they can grow the most.

━━━━━━━━━━━━━━━

🥇 PLAYER TIER ASSESSMENT SYSTEM

🅰️ A LEVEL

• High softball IQ
• Consistent ex*****on under pressure
• Advanced mechanics
• Strong situational awareness
• Leadership qualities
• Ready for high-level competition

🅱️ B LEVEL

• Possesses strong tools and athletic ability
• Competitive and coachable
• Developing consistency
• Strong upside and growth potential
• Capable of progressing into A-Level competition

🅲️ C LEVEL

• Development-focused athlete
• Needs additional reps and game experience
• Learning situational softball
• Building confidence and consistency
• Committed to improvement

⚠️ IMPORTANT:

A player’s current level does not determine their future level.

Some of the best athletes in our organization started as developmental players and became impact players through work ethic, coaching, and commitment.

━━━━━━━━━━━━━━━

🥎 TEAMS FORMING FOR 2025-2026

⭐ 10U (2 Teams)

🔹 First-Year 10U Team (C/B Level)

Perfect for athletes entering club softball and learning how to compete through a structured developmental system.

🔹 Second-Year 10U Team (C/B Level)

For athletes with prior experience who are ready to continue developing fundamentals, confidence, softball IQ, and competitiveness.

Seeking:
🥎 Pitchers
🥎 Catchers
🥎 Outfielders

━━━━━━━━━━━━━━━

⭐ 12U (3 Teams)

🔹 First-Year 12U Team (B/A Level)

For young athletes who are ready to compete against stronger competition and accelerate their development.

🔹 First-Year 12U Team (C/B Level)

For athletes transitioning into travel softball and looking to build confidence, consistency, and advanced fundamentals.

🔹 Second-Year 12U Team (B/A Level)

For experienced players seeking a higher level of competition and preparation for future success at the 14U level and beyond.

Seeking:
🥎 Pitchers
🥎 Catchers
🥎 Outfielders
🥎 Middle Infielders

━━━━━━━━━━━━━━━

⭐ 14U (2 Teams)

🔹 14U A Team (B/A Level)

Competitive team focused on advanced player development and tournament competition.

🔹 14U B Team (B Level)

Focused on preparing athletes for successful high school softball careers through strong fundamentals and development.

━━━━━━━━━━━━━━━

⭐ 16U (2 Teams)

🔹 16U A Team

For athletes who aspire to compete beyond high school and are willing to put in the work necessary to reach that goal.

🔹 16U B Team

For dedicated athletes who want to continue developing their skills, softball IQ, and competitiveness in a positive environment.

Seeking:
🥎 Pitchers
🥎 Catchers
🥎 High-IQ Position Players

━━━━━━━━━━━━━━━

⭐ 18U (2 Teams)

🔹 18U A Team

Focused on college exposure, recruiting assistance, and competing at a high level.

🔹 18U B Team

For athletes who want to finish their high school careers competing, improving, and enjoying the game they love.

Seeking:
🥎 Pitchers
🥎 Catchers
🥎 Athletes Interested in Playing at the Collegiate Level

━━━━━━━━━━━━━━━

At Missouri Mariners, we are not looking for perfect players.

We are looking for athletes who are willing to work.

Because talent may get you noticed…

But work ethic determines how far you go.

💙 DEVELOPMENT FIRST
💛 FAMILY CULTURE
🥎 COMPETITION DRIVEN

Sign up Here: https://form.jotform.com/261541414338150

06/26/2026

Missouri Mariners 10U Grim came home with the CBSA 10U Select league championship! Way to go girls!

06/21/2026

Late post but wanted to get a shout out to these girls today!!! They played 6 games and came home champions of the Bash Tourney hosted by our very own The Missouri Mariners Athletics.

06/18/2026

Come watch these girls play in their second round of playoffs tonight.

06/08/2026

Looking for a new team, come tryout to be a Mariner!

MISSOURI MARINERS FASTPITCH SOFTBALL TRYOUTS 🥎

📅 JULY 13TH – 16TH

The Missouri Mariners are looking for athletes who want more than just a uniform.

We are looking for athletes who want to be challenged.

Athletes who want to develop.

Athletes who want coaching, accountability, and a clear path to becoming the best version of themselves.

If your goal is simply to play softball, there are many places to do that.

If your goal is to improve your softball IQ, increase your athleticism, develop your skills, compete at a higher level, and surround yourself with players who want to work, then Missouri Mariners may be the right fit for your family.

━━━━━━━━━━━━━━━

💪 WHAT MAKES THE MARINERS DIFFERENT?

Every athlete in our organization receives:

✅ 4 Hours of Winter Training Every Week

✅ Weekly Hitting Lesson with a Private Hitting Coach Included in Team Fees

✅ Strength & Speed Development

✅ Arm Care Program

✅ Position-Specific Development

✅ Softball IQ Development

✅ Competitive Team Environment

✅ Recruiting Assistance for Athletes Interested in Playing Beyond High School

We don’t believe development happens only during the season.

We believe development happens year-round.

━━━━━━━━━━━━━━━

📍 TRYOUT LOCATIONS

🥎 10U & 12U

Elks Lodge O’Fallon
1163 Tom Ginnever Ave.
O’Fallon, MO 63366

🥎 14U, 16U & 18U

St. Charles Community College Softball Fields
4601 Mid Rivers Mall Drive
Cottleville, MO 63376

━━━━━━━━━━━━━━━

🥎 HOW WE EVALUATE PLAYERS

We do not simply evaluate who is the best athlete today.

We evaluate who has the potential to become the best athlete tomorrow.

During tryouts we evaluate:

✔ Athleticism
✔ Softball IQ
✔ Coachability
✔ Competitiveness
✔ Effort
✔ Mechanics
✔ Leadership
✔ Position-Specific Ability
✔ Long-Term Potential

Our goal is to place every athlete in the environment where they can grow the most.

━━━━━━━━━━━━━━━

🥇 PLAYER TIER ASSESSMENT SYSTEM

🅰️ A LEVEL

• High softball IQ
• Consistent ex*****on under pressure
• Advanced mechanics
• Strong situational awareness
• Leadership qualities
• Ready for high-level competition

🅱️ B LEVEL

• Possesses strong tools and athletic ability
• Competitive and coachable
• Developing consistency
• Strong upside and growth potential
• Capable of progressing into A-Level competition

🅲️ C LEVEL

• Development-focused athlete
• Needs additional reps and game experience
• Learning situational softball
• Building confidence and consistency
• Committed to improvement

⚠️ IMPORTANT:

A player’s current level does not determine their future level.

Some of the best athletes in our organization started as developmental players and became impact players through work ethic, coaching, and commitment.

━━━━━━━━━━━━━━━

🥎 TEAMS FORMING FOR 2025-2026

⭐ 10U (2 Teams)

🔹 First-Year 10U Team (C/B Level)

Perfect for athletes entering club softball and learning how to compete through a structured developmental system.

🔹 Second-Year 10U Team (C/B Level)

For athletes with prior experience who are ready to continue developing fundamentals, confidence, softball IQ, and competitiveness.

Seeking:
🥎 Pitchers
🥎 Catchers
🥎 Outfielders

━━━━━━━━━━━━━━━

⭐ 12U (3 Teams)

🔹 First-Year 12U Team (B/A Level)

For young athletes who are ready to compete against stronger competition and accelerate their development.

🔹 First-Year 12U Team (C/B Level)

For athletes transitioning into travel softball and looking to build confidence, consistency, and advanced fundamentals.

🔹 Second-Year 12U Team (B/A Level)

For experienced players seeking a higher level of competition and preparation for future success at the 14U level and beyond.

Seeking:
🥎 Pitchers
🥎 Catchers
🥎 Outfielders
🥎 Middle Infielders

━━━━━━━━━━━━━━━

⭐ 14U (2 Teams)

🔹 14U A Team (B/A Level)

Competitive team focused on advanced player development and tournament competition.

🔹 14U B Team (B Level)

Focused on preparing athletes for successful high school softball careers through strong fundamentals and development.

━━━━━━━━━━━━━━━

⭐ 16U (2 Teams)

🔹 16U A Team

For athletes who aspire to compete beyond high school and are willing to put in the work necessary to reach that goal.

🔹 16U B Team

For dedicated athletes who want to continue developing their skills, softball IQ, and competitiveness in a positive environment.

Seeking:
🥎 Pitchers
🥎 Catchers
🥎 High-IQ Position Players

━━━━━━━━━━━━━━━

⭐ 18U (2 Teams)

🔹 18U A Team

Focused on college exposure, recruiting assistance, and competing at a high level.

🔹 18U B Team

For athletes who want to finish their high school careers competing, improving, and enjoying the game they love.

Seeking:
🥎 Pitchers
🥎 Catchers
🥎 Athletes Interested in Playing at the Collegiate Level

━━━━━━━━━━━━━━━

At Missouri Mariners, we are not looking for perfect players.

We are looking for athletes who are willing to work.

Because talent may get you noticed…

But work ethic determines how far you go.

💙 DEVELOPMENT FIRST
💛 FAMILY CULTURE
🥎 COMPETITION DRIVEN

Sign up Here: https://form.jotform.com/261541414338150