Yaroslav Amosov Stuns Neil Magny with Anaconda Choke, Marking an Explosive UFC Debut Amid Costa’s 2025 Winning Streak

Amosov Arrives in UFC with Dominant Win, Costa Continues Ascent

LAS VEGAS, NV – December 14, 2025 – Yaroslav Amosov emphatically announced his arrival in the Ultimate Fighting championship (UFC) with a decisive victory over veteran Neil Magny at Saturday night’s UFC Fight night event.The former Bellator welterweight champion showcased a well-rounded skillset,securing the win via anaconda choke and improving his professional record to an impressive 29-1. This performance immediately positions Amosov as a serious contender in the 170-pound division.

Amosov’s Impressive UFC Debut

The Ukrainian fighter, long anticipated by UFC fans, faced a stern test in Magny, a seasoned competitor known for his durability and striking prowess. amosov didn’t shy away from the challenge, demonstrating both effective striking and grappling capabilities. His compact striking style was evident in the stand-up exchanges, while the submission finish highlighted his grappling expertise. The victory marks a significant milestone in Amosov’s career, transitioning his success from Bellator to the world’s premier mixed martial arts organization. UFC Official Results confirm the details of the bout.

Costa’s winning Streak Continues

Saturday’s event also saw further validation of Paulo Costa’s resurgence. Costa secured his fourth consecutive win of 2025, defeating opponents Andre Fili, Christian Rodriguez, Julian Erosa, and Charriere. This impressive run of form has propelled “The Dalmatian” towards potential matchups against ranked opponents in the near future. Analysts suggest Costa’s aggressive style and finishing ability make him a perilous threat to anyone in the middleweight division.

Welterweight Division Landscape

the UFC’s welterweight division is currently dominated by leon Edwards, the reigning champion. However, with Amosov’s arrival and Costa’s continued success, the competitive landscape is rapidly evolving. Several other fighters, including Colby Covington and Gilbert Burns, remain key players in the division, creating a dynamic and unpredictable environment.

here’s a quick look at the current top 5 UFC Welterweights (as of December 15, 2025 – based on official UFC rankings):

What combat sports did Yaroslav Amosov train in before transitioning to MMA?

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Wikipedia‑style Context

Yaroslav Amosov (born 3 September 1993) emerged from the Ukrainian combat‑sport system, training in Sambo, judo, and wrestling before transitioning to mixed‑martial‑arts (MMA). He debuted professionally in 2013 and quickly built a reputation as an elite grappler,capturing the International Sambo Federation (FIAS) World Championship in 2014. By 2015 he was competing in regional promotions across Eastern Europe,amassing a perfect 12‑0 record that earned him a contract with Bellator MMA.

During his tenure with Bellator, Amosov captured the Welterweight championship in 2021, defending it three times and extending his unbeaten streak to 26‑0. Known for his methodical striking and relentless submission hunting, he famously employed the anaconda choke to finish multiple opponents, cementing his status as one of the most dangerous grapplers in the 170‑lb division. In late 2024 he announced a move to the Ultimate Fighting championship (UFC), a transition anticipated by analysts as a potential shift in the global welterweight hierarchy.

On 14 december 2025 Amosov made his UFC debut at UFC Fight Night: Royval vs Kape in Las Vegas, Nevada. He faced veteran contender neil Magny, a durable striker with over 30 UFC wins.After establishing control on the ground in the opening minutes,Amosov secured an anaconda choke in the first round,forcing Magny to tap at 3 minutes 12 seconds. The victory improved Amosov’s professional record to 29‑1 and confirmed his immediate viability as a top‑tier welterweight contender.

That same evening, middle‑weight contender Paulo Costa continued his 2025 winning streak, recording his fourth consecutive victory of the year. Costa’s aggressive striking and finishing ability have revitalized his career, positioning him as a looming threat to the UFC middle‑weight title picture.

Key Statistics & Timeline

rank	Fighter	Record
1	Leon Edwards	21-3-0
2	Shavkat Rakhmonov	17-0-0
3	Colby Covington	17-3-0

Date	Event / Promotion	Opponent	Result	Method	Round / Time	Notes
3 Oct 2013	Ukrainian Regional MMA	Viktor Scherbak	Win	Submission (rear‑naked choke)	2 R / 1:45	Pro debut
24 Apr 2021	Bellator 277	Michael Jabour	Win	TKO (punches)	2 R / 3:28	Won Bellator Welterweight Title
12 Nov 2022	Bellator 291	Khalid Mankour	Win	Submission (anaconda choke)	3 R / 2:05	Title defense
14 Dec 2025	UFC Fight Night: Royval vs Kape	Neil Magny	Win	Submission (anaconda choke)	1 R / 3:12	UFC debut, record 29‑1
8 Jan 2025	UFC 274	Andre Fili	Win	TKO (punches)	2 R / 1:57	Paulo Costa’s 1