A pair of major fights at 135 pounds will play out at the Delta Center in Salt Lake City on Oct. 5—the venue is still not confirmed by the promotion—as announced on Friday. The first comes between former featherweight king Jose Aldo (32-8) and Mario Bautista (14-2), first reported by Brazilian outlet Ag. Fight. The second brings top contender Kayla Harrison (17-1) into a likely title eliminator against Ketlen Vieira (14-3), and Super Lutas broke the news on that pairing. Both UFC 307 bouts have since been confirmed by multiple outlets.
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Aldo hung up his gloves in 2022 following a loss to Merab Dvalishvili, and briefly tested the waters in boxing in 2023. Over in the sweet science, Aldo fought to a draw with former MMA foe Jeremy Stephens, and he captured a six-round decision over Esteban Gabriel Espindola before coming back to the cage. His return, which he st…