KRIPTOKNIGHT-X photo

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.

Schedule

08/23/2026 - 08/29/2026
23 Sun 24 Mon 25 Tue 26 Wed 27 Thu 28 Fri 29 Sat
23 Sun Closed
24 Mon Closed
25 Tue Closed
26 Wed Closed
27 Thu Closed
28 Fri Closed
29 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, August 23 · 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, August 23 · 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, August 23 · 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, August 23 · 11:00am - 12:00pm
Instructors:
Keith

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

craig

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

craig

KKeith
craig
Sunday, August 23 · 12:00pm - 1:00pm
Instructors:
Keith

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

jackie

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

jackie

KKeith
jackie
Sunday, August 23 · 1:00pm - 2:00pm
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, August 24 · 5:30am - 9:00pm

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

WAKE UP WITH - 'D'

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

WAKE UP WITH - 'D'

DDDeena DeCeglie
WAKE UP WITH - 'D'
Monday, August 24 · 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.

amanda

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

amanda

KKeith
amanda
Monday, August 24 · 6:30am - 7:30am
Instructors:
Keith

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

victor GF

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

victor GF

DDDeena DeCeglie
victor GF
Monday, August 24 · 7:00am - 8:00am
Instructors:
Deena DeCeglie

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, August 24 · 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, August 24 · 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, August 24 · 8:30am - 9:30am
Instructors:
Keith

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Body Sculpting Class / Group

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

Body Sculpting Class / Group

Body Sculpting Class / Group
Monday, August 24 · 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.

Emily & Harrison

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

Emily & Harrison

KKeith
Emily & Harrison
Monday, August 24 · 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, August 24 · 11:00am - 11:45am
Instructors:
Keith

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Craig pt

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

Craig pt

KKeith
Craig pt
Monday, August 24 · 12:00pm - 1:00pm
Instructors:
Keith

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eli

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

eli

KKeith
eli
Monday, August 24 · 5:00pm - 6:00pm
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, August 24 · 5:00pm - 6:00pm
Instructors:
Keith

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

greg

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

greg

KKeith
greg
Monday, August 24 · 5:45pm - 6:45pm
Instructors:
Keith

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THE " X " TREME

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

THE " X " TREME

KKeith aace Keith, ace
THE " X " TREME
Monday, August 24 · 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, August 25 · 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, August 25 · 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, August 25 · 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, August 25 · 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, August 25 · 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, August 25 · 7:00am - 8:00am
Instructors:
Deena DeCeglie

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

tristen

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

tristen

KKeith
tristen
Tuesday, August 25 · 10:00am - 11:00am
Instructors:
Keith

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

craig

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

craig

KKeith
craig
Tuesday, August 25 · 12:00pm - 1:00pm
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, August 25 · 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, August 25 · 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, August 25 · 5:00pm - 6:00pm
Instructors:
Keith

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simona

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

simona

KKeith
simona
Tuesday, August 25 · 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, August 25 · 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, August 26 · 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, August 26 · 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
Wednesday, August 26 · 6:30am - 7:30am
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, August 26 · 7:00am - 8:00am
Instructors:
Deena DeCeglie

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

fahima

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

fahima

KKeith
fahima
Wednesday, August 26 · 7:30am - 8:30am
Instructors:
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, August 26 · 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, August 26 · 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
9:00am - 10:00am

Body Sculpting Class / Group

DDDeena DeCeglie
Body Sculpting Class / Group
Wednesday, August 26 · 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.

Emily & Harrison

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

Emily & Harrison

KKeith
Emily & Harrison
Wednesday, August 26 · 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, August 26 · 2:00pm - 3:00pm
Instructors:
Keith

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jackie

5:15 - 6:15pm
5:15pm - 6:15pm

jackie

KKeith
jackie
Wednesday, August 26 · 5:15pm - 6:15pm
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
THE "X" TREME
Wednesday, August 26 · 5:45pm - 6:45pm
Instructors:
Keith

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

Step Zone

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

Step Zone

KKeith
Step Zone
Wednesday, August 26 · 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, August 27 · 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, August 27 · 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, August 27 · 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, August 27 · 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, August 27 · 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, August 27 · 8:00am - 9:00am
Instructors:
Deena DeCeglie

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

yes

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

yes

KKeith
yes
Thursday, August 27 · 10:00am - 11:00am
Instructors:
Keith

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

Shelby

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

Shelby

KKeith
Shelby
Thursday, August 27 · 12:00pm - 1:00pm
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
Thursday, August 27 · 3:00pm - 4:00pm
Instructors:
Keith

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

chris and evan

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

chris and evan

KKeith
chris and evan
Thursday, August 27 · 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, August 27 · 4:00pm - 5:00pm
Instructors:
Keith

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

eli

4:30 - 5:30pm
4:30pm - 5:30pm

eli

KKeith
eli
Thursday, August 27 · 4:30pm - 5:30pm
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, August 27 · 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, August 28 · 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, August 28 · 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.

Amanda $ Sean

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

Amanda $ Sean

KKeith
Amanda $ Sean
Friday, August 28 · 6:30am - 7:30am
Instructors:
Keith

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

victor GF

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

victor GF

DDDeena DeCeglie
victor GF
Friday, August 28 · 7:00am - 8:00am
Instructors:
Deena DeCeglie

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

alice & libby

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

alice & libby

KKeith
alice & libby
Friday, August 28 · 7:30am - 8:15am
Instructors:
Keith

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

fahima

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

fahima

KKeith
fahima
Friday, August 28 · 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
Friday, August 28 · 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, August 28 · 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, August 28 · 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.

Emily & Harrison

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

Emily & Harrison

KKeith
Emily & Harrison
Friday, August 28 · 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, August 28 · 11:00am - 12:00pm
Instructors:
Keith

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

wynn

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

wynn

KKeith
wynn
Friday, August 28 · 12:00pm - 1:00pm
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, August 28 · 1:00pm - 2:00pm
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, August 28 · 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, August 28 · 5:45pm - 6:45pm
Instructors:
Keith

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

open - gym

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

open - gym

open - gym
Saturday, August 29 · 6:30am - 5:00pm

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

jackie

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

jackie

KKeith
jackie
Saturday, August 29 · 10:00am - 11:00am
Instructors:
Keith

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SUMMER "TIME" PREP

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

SUMMER "TIME" PREP

aace
SUMMER "TIME" PREP
Saturday, August 29 · 10:00am - 11:00am
Instructors:
ace

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gregory

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

gregory

KKeith
gregory
Saturday, August 29 · 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, August 29 · 12:00pm - 1:00pm
Instructors:
Keith HE'FE

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

Step Zone

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

Step Zone

KKeith
Step Zone
Saturday, August 29 · 1:00pm - 2:00pm
Instructors:
Keith

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

No sessions found
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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