Watch: Leo Ruiz Scores TKO On Zuffa Boxing 03

Leo Ruiz

What a win and what a night.

True mayhem and carnage tonight in the fight game — great times and happy days. Much more ahead of course.

Zuffa Boxing 03 went off well tonight with some outstanding action in boxing.

This the stoppage from Mexican middleweight Ruiz earlier:

Right hand straight down the middle hurt him to his core.

Outstanding. He’s not Andy Ruiz but remember this Luis Ruiz as well from Mexico.

Some background and facts on tonight for those unfamiliar with the above fight and fighters:

Leo Ruiz (full name Leonardo Ruiz Acevedo), from Zacatecas, Mexico (fighting out of San Bernardino, California, USA), won by TKO in the 4th round (at 1:23) against Casey James Streeter (from Maine, USA) on the Zuffa Boxing 03 undercard.

Fight result facts (Prelim bout, February 15, 2026, Meta APEX, Las Vegas; 8-round catchweight at 157 lbs, often listed as super welterweight/middleweight range; streamed on Paramount+):

  • Ruiz dominated with pressure, body work, and heavy head shots, breaking Streeter down over the first three rounds.
  • In round 4, Ruiz landed a massive straight right (described as a huge power shot), followed by more punishment; the referee waved it off as Streeter was wobbled and unable to continue effectively.
  • This was Ruiz’s Zuffa Boxing debut; he made a strong impression with the stoppage.
  • Post-fight, Ruiz dedicated the win to his son (captured in broadcast interviews).
  • No major controversies; it was a clear, one-sided finish after Ruiz built momentum.

Updated records post-fight:

  • Leo Ruiz: Improved to 17-1 (9 KOs). Orthodox stance, ~5’11½” (182 cm) height, 73″ reach.
  • Known for power (high KO rate), aggression, and body/head combinations.
  • Pro debut in 2018; trains at Robert Garcia’s gym.
  • Had one prior loss (TKO upset in an earlier fight), but on a win streak entering this. This victory extended his momentum.

Casey James Streeter: Fell to 15-3-2 (6 KOs).

Game and showed volume early, but couldn’t handle Ruiz’s power and pressure. Orthodox stance.

There was other excellent wars in the boxing ring tonight here also.

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