UFC Fight Night: Thomas Petersen vs. Valter Walker

UFC Fight Night: Thomas Petersen vs. Valter Walker
UFC Fight Night Heavyweight
FINAL July 25, 2026
Submission Calf Slicer R1 1:32
Thomas Petersen
Thomas Petersen
11-5-0
USA USA
VS
Valter Walker 🥇
Valter Walker
16-1-0
Brazil Brazil
Thomas Petersen
T. Petersen USA flagUSA
VS
Valter Walker
V. Walker Brazil flagBrazil
11-5-0
RECORD
16-1-0
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RANK
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31 yrs
AGE
28 yrs
USA
NATIONALITY
Brazil
6' 1"
HEIGHT
6' 6"
245 lbs
WEIGHT
248 lbs
Southpaw
STANCE
Orthodox
74"
REACH
78.5"
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BIRTH PLACE
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Spartan MMA
GYM / TEAM
GOR MMA
Heavyweight
WEIGHT CLASS
Heavyweight
Boxing
FIGHTING STYLE
Mixed Martial Artist
The Train
NICKNAME
The Clean Monster
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ACCOLADES
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Thomas Petersen full-body stance Valter Walker full-body stance
T. Petersen
FIGHT STATS
V. Walker
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Sig. Strikes
—
—
Total Strikes
—
—
Takedowns
—
—
Control Time
—
—
Knockdowns
—
—
Submissions
—
—
Reversals
—
—
Head Strikes
—
—
Body Strikes
—
—
Leg Strikes
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Fight Result
Winner
Valter Walker
Method
Submission · Calf Slicer
Ending
Round 1 · 1:32
Referee
Daniel Movahedi

About the Fight

Valter Walker earned the victory over Thomas Petersen at UFC Fight Night: Ankalaev vs. Guskov on July 25, 2026 at 9:00 AM EDT at Etihad Arena in Abu Dhabi, United Arab Emirates.

The official result is Calf Slicer in Round 1 at 1:32. Follow the round, clock, fight statistics and final outcome on this page.

Follow T. Petersen vs V. Walker from the scheduled start through the final result. The complete UFC Fight Night: Ankalaev vs. Guskov fight card covers the full event, and MMA scores and schedule page lists additional events and fights.