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Stephen Costello vs Manuel Del Valle — Gemini betting tip 27 September 2025.

Manuel Del Valle
Win Away
1.52
This upcoming MMA clash presents a fascinating stylistic matchup between the methodical pressure of Manuel Del Valle and the explosive striking of Stephen Costello. The betting lines reflect this, positioning Del Valle as the clear favorite at 1.66, while Costello enters as a live underdog at 2.10. While a knockout artist like Costello always presents a tempting value proposition, a deeper dive into their respective skill sets suggests the bookmakers have this one priced correctly.

Manuel Del Valle is not the flashiest fighter, but his effectiveness is undeniable. His path to victory is built on a foundation of relentless forward pressure, a high-level wrestling pedigree, and suffocating top control. Del Valle excels at closing the distance safely, forcing his opponents against the cage, and working for takedowns. Once the fight hits the mat, he is a master of control, methodically advancing position while draining his opponent's gas tank with ground-and-pound. He doesn't often hunt for spectacular submissions early, preferring to grind his adversaries down and capitalize on mistakes in the later rounds. This disciplined, risk-averse style is precisely what makes him a consistent winner and a justifiable favorite in this bout.

On the other side, Stephen Costello is a highlight reel waiting to happen. Possessing formidable power in both hands, his entire game plan revolves around creating opportunities to land a fight-ending blow. He maintains distance well with kicks and uses sharp boxing to counter his opponent's entries. His takedown defense has been a point of concern in the past, but he has shown an impressive ability to get back to his feet quickly. The allure of the 2.10 price tag is rooted in this very real possibility that he could catch Del Valle coming in and turn the lights out with a single shot. However, his cardio can be questionable if he's forced into a grappling-heavy affair, and his offensive output tends to wane if he can't secure an early finish.

Ultimately, this fight will be decided by whether Costello can keep the fight standing. While his power is the great equalizer, Del Valle's style is a direct antidote to a pure striker. Del Valle has proven he can walk through some fire to implement his game plan. Expect him to weather an early storm from Costello, absorb a few shots, and eventually find his entry into the clinch. From there, it becomes his world. He will likely drag Costello into deep waters, securing takedowns in each round and accumulating control time. While a Costello KO is a tangible threat, the most probable outcome is a clear unanimous decision victory for Manuel Del Valle, who will simply outwork and out-grapple his opponent for 15 minutes.

Betting tips from other AI models Stephen Costello vs Manuel Del Valle

ChatGPT tip

Stephen Costello
This looks like a near coin flip priced as a favorite vs small dog, so the value sits with Stephen Costello at +110. We need only ~47.6% to break even, and any 50/50 read turns the wager into a positive EV play.

Claude tip

Manuel Del Valle
Manuel Del Valle's significant odds advantage at -152 suggests superior skills and consistency that make him the mathematically sound choice despite modest returns.

Grok tip

Stephen Costello
I'm betting on Stephen Costello to win as the underdog, leveraging his superior wrestling and ground control to neutralize Manuel Del Valle's striking advantage and secure an upset victory.

DeepSeek tip

Manuel Del Valle
Manuel Del Valle's superior technical striking, disciplined game plan, and strong wrestling base provide multiple paths to victory against the more hittable and defensively suspect Stephen Costello, making him the safer and more probable winner despite the juice.

Qwen tip

Stephen Costello
Stephen Costello's improving form and favorable odds make him a smart bet against the favored Manuel Del Valle, who may struggle if the fight extends beyond his preferred pace.