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Welcome to KRIPTOKNIGHT-X

Visit our new location!

Bringing specialized fitness training to Williamsburg Brooklyn. Offering classes and personal training.  Including Strength Training, HIIT, Step Classes, Pilates. Specializing in body transformations, Keith Collier and his team have over 30 years' experience in medical and fitness world.  With a nurse practitioner on staff, and certified master trainer we have all your fitness needs in one convenient location.

Instructors

Schedule

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07/05/2026 - 07/11/2026
5 Sun 6 Mon 7 Tue 8 Wed 9 Thu 10 Fri 11 Sat
5 Sun Closed
6 Mon Closed
7 Tue Closed
8 Wed Closed
9 Thu Closed
10 Fri Closed
11 Sat Closed
12:00am
1:00am
2:00am
3:00am
4:00am
5:00am
6:00am
7:00am
8:00am
9:00am
10:00am
11:00am
12:00pm
1:00pm
2:00pm
3:00pm
4:00pm
5:00pm
6:00pm
7:00pm
8:00pm
9:00pm
10:00pm
11:00pm

open gym

6:30am - 5pm
6:30am - 5:00pm

open gym

open gym
Sunday, July 05 · 6:30am - 5:00pm

This day is marked as closed. Reopen the day to edit or restore sessions.

Melissa

8 - 9am
8:00am - 9:00am

Melissa

KKeith
Melissa
Sunday, July 05 · 8:00am - 9:00am
Instructors:
Keith

This day is marked as closed. Reopen the day to edit or restore sessions.

alice & libby

10 - 11am
10:00am - 11:00am

alice & libby

KKeith
alice & libby
Sunday, July 05 · 10:00am - 11:00am
Instructors:
Keith

This day is marked as closed. Reopen the day to edit or restore sessions.

BBL Allegations Butt n Gut Class

11am - 12pm
11:00am - 12:00pm

BBL Allegations Butt n Gut Class

KKeith
BBL Allegations Butt n Gut Class
Sunday, July 05 · 11:00am - 12:00pm
Instructors:
Keith

This day is marked as closed. Reopen the day to edit or restore sessions.

open gym

5:30am - 9pm
5:30am - 9:00pm

open gym

open gym
Monday, July 06 · 5:30am - 9:00pm

This day is marked as closed. Reopen the day to edit or restore sessions.

WAKE UP WITH - 'D'

6 - 7am 0 / 10
6:00am - 7:00am

WAKE UP WITH - 'D'

Bookings: 0/10
DDDeena DeCeglie
WAKE UP WITH - 'D'
Monday, July 06 · 6:00am - 7:00am
Instructors:
Deena DeCeglie

Come get your sweat on with Deena!

Total Body Burn!

This day is marked as closed. Reopen the day to edit or restore sessions.

jay

7:30 - 8:30am
7:30am - 8:30am

jay

KKeith
jay
Monday, July 06 · 7:30am - 8:30am
Instructors:
Keith

This day is marked as closed. Reopen the day to edit or restore sessions.

Tracy

8 - 9am
8:00am - 9:00am

Tracy

DDDeena DeCeglie
Tracy
Monday, July 06 · 8:00am - 9:00am
Instructors:
Deena DeCeglie

This day is marked as closed. Reopen the day to edit or restore sessions.

John PT

8:30 - 9:30am
8:30am - 9:30am

John PT

KKeith
John PT
Monday, July 06 · 8:30am - 9:30am
Instructors:
Keith

This day is marked as closed. Reopen the day to edit or restore sessions.

Body Sculpting Class / Group

9 - 10am 0 / 10
9:00am - 10:00am

Body Sculpting Class / Group

Bookings: 0/10
Book
Body Sculpting Class / Group
Monday, July 06 · 9:00am - 10:00am

Come get your shape right with Deena!

Total Body Sculpting!

This day is marked as closed. Reopen the day to edit or restore sessions.

Book

Jackie

9 - 10am
9:00am - 10:00am

Jackie

KKeith
Jackie
Monday, July 06 · 9:00am - 10:00am
Instructors:
Keith

This day is marked as closed. Reopen the day to edit or restore sessions.

Emily & Harrison

10 - 11am
10:00am - 11:00am

Emily & Harrison

KKeith
Emily & Harrison
Monday, July 06 · 10:00am - 11:00am
Instructors:
Keith

This day is marked as closed. Reopen the day to edit or restore sessions.

ruchi

11 - 11:45am
11:00am - 11:45am

ruchi

KKeith
ruchi
Monday, July 06 · 11:00am - 11:45am
Instructors:
Keith

This day is marked as closed. Reopen the day to edit or restore sessions.

Craig pt

12 - 1pm
12:00pm - 1:00pm

Craig pt

KKeith
Craig pt
Monday, July 06 · 12:00pm - 1:00pm
Instructors:
Keith

This day is marked as closed. Reopen the day to edit or restore sessions.

evan & chris

5 - 6pm
5:00pm - 6:00pm

evan & chris

KKeith
evan & chris
Monday, July 06 · 5:00pm - 6:00pm
Instructors:
Keith

This day is marked as closed. Reopen the day to edit or restore sessions.

THE " X " TREME

5:45 - 6:45pm
5:45pm - 6:45pm

THE " X " TREME

KKeith aace Keith, ace
THE " X " TREME
Monday, July 06 · 5:45pm - 6:45pm
Instructors:
Keith ace

This day is marked as closed. Reopen the day to edit or restore sessions.

open gym

5:30am - 9pm
5:30am - 9:00pm

open gym

open gym
Tuesday, July 07 · 5:30am - 9:00pm

This day is marked as closed. Reopen the day to edit or restore sessions.

Melissa

6 - 7am
6:00am - 7:00am

Melissa

KKeith
Melissa
Tuesday, July 07 · 6:00am - 7:00am
Instructors:
Keith

This day is marked as closed. Reopen the day to edit or restore sessions.

monica

6 - 7am
6:00am - 7:00am

monica

DDDeena DeCeglie KKeith Deena, Keith
monica
Tuesday, July 07 · 6:00am - 7:00am
Instructors:
Deena DeCeglie Keith

This day is marked as closed. Reopen the day to edit or restore sessions.

Amanda & Sean

6:30 - 7:30am
6:30am - 7:30am

Amanda & Sean

KKeith
Amanda & Sean
Tuesday, July 07 · 6:30am - 7:30am
Instructors:
Keith

This day is marked as closed. Reopen the day to edit or restore sessions.

drew

7 - 8am
7:00am - 8:00am

drew

KKeith
drew
Tuesday, July 07 · 7:00am - 8:00am
Instructors:
Keith

This day is marked as closed. Reopen the day to edit or restore sessions.

keri

7 - 8am
7:00am - 8:00am

keri

DDDeena DeCeglie
keri
Tuesday, July 07 · 7:00am - 8:00am
Instructors:
Deena DeCeglie

This day is marked as closed. Reopen the day to edit or restore sessions.

Shelby

10 - 11am
10:00am - 11:00am

Shelby

KKeith
Shelby
Tuesday, July 07 · 10:00am - 11:00am
Instructors:
Keith

This day is marked as closed. Reopen the day to edit or restore sessions.

kids

3 - 4pm
3:00pm - 4:00pm

kids

KKeith
kids
Tuesday, July 07 · 3:00pm - 4:00pm
Instructors:
Keith

This day is marked as closed. Reopen the day to edit or restore sessions.

team 2

3 - 4pm
3:00pm - 4:00pm

team 2

KKeith
team 2
Tuesday, July 07 · 3:00pm - 4:00pm
Instructors:
Keith

This day is marked as closed. Reopen the day to edit or restore sessions.

shay

4 - 5pm
4:00pm - 5:00pm

shay

KKeith
shay
Tuesday, July 07 · 4:00pm - 5:00pm
Instructors:
Keith

This day is marked as closed. Reopen the day to edit or restore sessions.

eli

5 - 6pm
5:00pm - 6:00pm

eli

KKeith
eli
Tuesday, July 07 · 5:00pm - 6:00pm
Instructors:
Keith

This day is marked as closed. Reopen the day to edit or restore sessions.

simona

6 - 7pm
6:00pm - 7:00pm

simona

KKeith
simona
Tuesday, July 07 · 6:00pm - 7:00pm
Instructors:
Keith

This day is marked as closed. Reopen the day to edit or restore sessions.

kristen

7 - 8pm
7:00pm - 8:00pm

kristen

KKeith
kristen
Tuesday, July 07 · 7:00pm - 8:00pm
Instructors:
Keith

This day is marked as closed. Reopen the day to edit or restore sessions.

open gym

5:30am - 9pm
5:30am - 9:00pm

open gym

open gym
Wednesday, July 08 · 5:30am - 9:00pm

This day is marked as closed. Reopen the day to edit or restore sessions.

team 2

6 - 7am
6:00am - 7:00am

team 2

KKeith
team 2
Wednesday, July 08 · 6:00am - 7:00am
Instructors:
Keith

This day is marked as closed. Reopen the day to edit or restore sessions.

heather

7 - 8am
7:00am - 8:00am

heather

DDDeena DeCeglie
heather
Wednesday, July 08 · 7:00am - 8:00am
Instructors:
Deena DeCeglie

This day is marked as closed. Reopen the day to edit or restore sessions.

Fahima PT Copy

7:30 - 8:30am
7:30am - 8:30am

Fahima PT Copy

DDDeena DeCeglie KKeith Deena, Keith
Fahima PT Copy
Wednesday, July 08 · 7:30am - 8:30am
Instructors:
Deena DeCeglie Keith

This day is marked as closed. Reopen the day to edit or restore sessions.

John PT

8:30 - 9:30am
8:30am - 9:30am

John PT

KKeith
John PT
Wednesday, July 08 · 8:30am - 9:30am
Instructors:
Keith

This day is marked as closed. Reopen the day to edit or restore sessions.

jay

8:30 - 9:30am
8:30am - 9:30am

jay

KKeith
jay
Wednesday, July 08 · 8:30am - 9:30am
Instructors:
Keith

This day is marked as closed. Reopen the day to edit or restore sessions.

Body Sculpting Class / Group

9 - 10am 0 / 10
9:00am - 10:00am

Body Sculpting Class / Group

Bookings: 0/10
DDDeena DeCeglie Book
Body Sculpting Class / Group
Wednesday, July 08 · 9:00am - 10:00am
Instructors:
Deena DeCeglie

Come get your shape right with Deena!

Total Body Sculpting!

This day is marked as closed. Reopen the day to edit or restore sessions.

Book

Emily & Harrison

10 - 11am
10:00am - 11:00am

Emily & Harrison

KKeith
Emily & Harrison
Wednesday, July 08 · 10:00am - 11:00am
Instructors:
Keith

This day is marked as closed. Reopen the day to edit or restore sessions.

krishna

2 - 3pm
2:00pm - 3:00pm

krishna

KKeith
krishna
Wednesday, July 08 · 2:00pm - 3:00pm
Instructors:
Keith

This day is marked as closed. Reopen the day to edit or restore sessions.

THE "X" TREME

5:45 - 6:45pm 0 / 15
5:45pm - 6:45pm

THE "X" TREME

Bookings: 0/15
KKeith Book
THE "X" TREME
Wednesday, July 08 · 5:45pm - 6:45pm
Instructors:
Keith

This day is marked as closed. Reopen the day to edit or restore sessions.

Book

Step Zone

7 - 8pm
7:00pm - 8:00pm

Step Zone

KKeith
Step Zone
Wednesday, July 08 · 7:00pm - 8:00pm
Instructors:
Keith

This day is marked as closed. Reopen the day to edit or restore sessions.

open gym

5:30am - 9pm
5:30am - 9:00pm

open gym

open gym
Thursday, July 09 · 5:30am - 9:00pm

This day is marked as closed. Reopen the day to edit or restore sessions.

Melissa

6 - 7am
6:00am - 7:00am

Melissa

KKeith
Melissa
Thursday, July 09 · 6:00am - 7:00am
Instructors:
Keith

This day is marked as closed. Reopen the day to edit or restore sessions.

amanda & sean

6:30 - 7:30am
6:30am - 7:30am

amanda & sean

KKeith
amanda & sean
Thursday, July 09 · 6:30am - 7:30am
Instructors:
Keith

This day is marked as closed. Reopen the day to edit or restore sessions.

keri

7 - 8am
7:00am - 8:00am

keri

DDDeena DeCeglie KKeith Deena, Keith
keri
Thursday, July 09 · 7:00am - 8:00am
Instructors:
Deena DeCeglie Keith

This day is marked as closed. Reopen the day to edit or restore sessions.

drew

7:30 - 8:30am
7:30am - 8:30am

drew

KKeith
drew
Thursday, July 09 · 7:30am - 8:30am
Instructors:
Keith

This day is marked as closed. Reopen the day to edit or restore sessions.

pelayo

8 - 9am
8:00am - 9:00am

pelayo

DDDeena DeCeglie
pelayo
Thursday, July 09 · 8:00am - 9:00am
Instructors:
Deena DeCeglie

This day is marked as closed. Reopen the day to edit or restore sessions.

team 2

3 - 4pm
3:00pm - 4:00pm

team 2

KKeith
team 2
Thursday, July 09 · 3:00pm - 4:00pm
Instructors:
Keith

This day is marked as closed. Reopen the day to edit or restore sessions.

eli

4 - 5pm
4:00pm - 5:00pm

eli

KKeith
eli
Thursday, July 09 · 4:00pm - 5:00pm
Instructors:
Keith

This day is marked as closed. Reopen the day to edit or restore sessions.

Shay

4 - 5pm
4:00pm - 5:00pm

Shay

KKeith
Shay
Thursday, July 09 · 4:00pm - 5:00pm
Instructors:
Keith

This day is marked as closed. Reopen the day to edit or restore sessions.

Gregory

5 - 6pm
5:00pm - 6:00pm

Gregory

KKeith
Gregory
Thursday, July 09 · 5:00pm - 6:00pm
Instructors:
Keith

This day is marked as closed. Reopen the day to edit or restore sessions.

open gym

5:30am - 9pm
5:30am - 9:00pm

open gym

open gym
Friday, July 10 · 5:30am - 9:00pm

This day is marked as closed. Reopen the day to edit or restore sessions.

WAKE UP WITH - 'D' Copy

6 - 7am 0 / 10
6:00am - 7:00am

WAKE UP WITH - 'D' Copy

Bookings: 0/10
DDDeena DeCeglie Book
WAKE UP WITH - 'D' Copy
Friday, July 10 · 6:00am - 7:00am
Instructors:
Deena DeCeglie

Come get your sweat on with Deena!

Total Body Burn!

This day is marked as closed. Reopen the day to edit or restore sessions.

Book

alice & libby

7:30 - 8:15am
7:30am - 8:15am

alice & libby

KKeith
alice & libby
Friday, July 10 · 7:30am - 8:15am
Instructors:
Keith

This day is marked as closed. Reopen the day to edit or restore sessions.

Tracy

8 - 9am
8:00am - 9:00am

Tracy

DDDeena DeCeglie
Tracy
Friday, July 10 · 8:00am - 9:00am
Instructors:
Deena DeCeglie

This day is marked as closed. Reopen the day to edit or restore sessions.

Jay

8:15 - 9:15am
8:15am - 9:15am

Jay

KKeith
Jay
Friday, July 10 · 8:15am - 9:15am
Instructors:
Keith

This day is marked as closed. Reopen the day to edit or restore sessions.

Body Sculpting Class / Group

9 - 10am 0 / 10
9:00am - 10:00am

Body Sculpting Class / Group

Bookings: 0/10
DDDeena DeCeglie Book
Body Sculpting Class / Group
Friday, July 10 · 9:00am - 10:00am
Instructors:
Deena DeCeglie

Come get your shape right with Deena!

Total Body Sculpting!

This day is marked as closed. Reopen the day to edit or restore sessions.

Book

Emily & Harrison

10 - 11am
10:00am - 11:00am

Emily & Harrison

KKeith
Emily & Harrison
Friday, July 10 · 10:00am - 11:00am
Instructors:
Keith

This day is marked as closed. Reopen the day to edit or restore sessions.

Ruchi

11am - 12pm
11:00am - 12:00pm

Ruchi

KKeith
Ruchi
Friday, July 10 · 11:00am - 12:00pm
Instructors:
Keith

This day is marked as closed. Reopen the day to edit or restore sessions.

Craig PT

1 - 2pm
1:00pm - 2:00pm

Craig PT

KKeith
Craig PT
Friday, July 10 · 1:00pm - 2:00pm
Instructors:
Keith

This day is marked as closed. Reopen the day to edit or restore sessions.

Neer

4 - 5pm
4:00pm - 5:00pm

Neer

KKeith
Neer
Friday, July 10 · 4:00pm - 5:00pm
Instructors:
Keith

This day is marked as closed. Reopen the day to edit or restore sessions.

Chris & Evan

5:45 - 6:45pm
5:45pm - 6:45pm

Chris & Evan

Chris & Evan
Friday, July 10 · 5:45pm - 6:45pm

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THE " X " TREME

5:45 - 6:45pm 0 / 15
5:45pm - 6:45pm

THE " X " TREME

Bookings: 0/15
KKeith Book
THE " X " TREME
Friday, July 10 · 5:45pm - 6:45pm
Instructors:
Keith

This day is marked as closed. Reopen the day to edit or restore sessions.

Book

open - gym

6:30am - 5pm
6:30am - 5:00pm

open - gym

open - gym
Saturday, July 11 · 6:30am - 5:00pm

This day is marked as closed. Reopen the day to edit or restore sessions.

SUMMER "TIME" PREP

10 - 11am
10:00am - 11:00am

SUMMER "TIME" PREP

aace
SUMMER "TIME" PREP
Saturday, July 11 · 10:00am - 11:00am
Instructors:
ace

This day is marked as closed. Reopen the day to edit or restore sessions.

gregory

11am - 12pm
11:00am - 12:00pm

gregory

KKeith
gregory
Saturday, July 11 · 11:00am - 12:00pm
Instructors:
Keith

This day is marked as closed. Reopen the day to edit or restore sessions.

Boxing Hiit

12 - 1pm 0 / 10
12:00pm - 1:00pm

Boxing Hiit

Bookings: 0/10
KKeith HHE'FE Keith, HE'FE Book
Boxing Hiit
Saturday, July 11 · 12:00pm - 1:00pm
Instructors:
Keith HE'FE

This day is marked as closed. Reopen the day to edit or restore sessions.

Book

Step Zone

1 - 2pm
1:00pm - 2:00pm

Step Zone

KKeith
Step Zone
Saturday, July 11 · 1:00pm - 2:00pm
Instructors:
Keith

This day is marked as closed. Reopen the day to edit or restore sessions.

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We look forward to seeing you soon!

Please let us know ahead of time if you are not able to make your scheduled time.

You are now on the waitlist. If a spot opens up we will notify you via Email.

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KRIPTOKNIGHT-X : CONSENT FORM

KRIPTOKNIGHT-X : CONSENT FORM

This consent waiver is stating that there is a risk with injury during exercising and KRIPTOKNIGHT-X exercise therapy & wellness center is not responsible. And that you fully understand, of legal age, & and that you exercise at your own risk.

Thaank you for joining and becoming a part of the Kriptoknight-X family.

90 DAY AGREEMENT

90 DAY AGREEMENT

I, hereby commit to a 90-day personal training program with KRIPTOKNIGHT-X ("the Trainer") beginning on.

  1. Commitment Period:

    • I agree to engage in a personal training program with the Trainer for a duration of 90 days, starting from the specified start date.

  2. Personal Training Sessions:

    • I understand that consistent attendance and active participation in these sessions are essential for achieving my fitness goals.

     

  3. Payment Terms:

    • I understand and agree to the financial commitment associated with the personal training services provided by the Trainer.
    • I agree to pay the total fee of for the 90-day training program, to be paid in installments of each, due on [Payment Due Dates].

  4. Late Payments:

    • I acknowledge that late payments may result in the suspension of personal training services.
    • I agree to make timely payments as outlined in this agreement to avoid any disruptions in my training program.

  5. Cancellation Policy:

    • I understand that cancellation of personal training sessions requires at least 2 hours' notice to the Trainer.
    • I acknowledge that failure to provide sufficient notice may result in the forfeiture of the session.

  6. Waiver of Liability:

    • I acknowledge that participation in personal training sessions carries inherent risks, including but not limited to injury or illness.
    • I voluntarily assume all risks associated with my participation in the personal training program and waive any claims against the Trainer and their affiliated entities for injuries or damages incurred during the 90-day commitment period.

By signing below, I affirm that I have read and understood the terms of this 90-Day Financial Commitment Waiver for Personal Training Services and agree to abide by them.

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