{"title":"Valter Walker","name":"Valter Walker","sport":"mma","image":null,"description":"Brazilian mixed martial artist (born 1997)","qid":"Q133797811","pv":24964,"nickname":"The Clean Monster","born":"1997-12-14","died":null,"birthplace":"Rio das Ostras, Rio de Janeiro, Brazil","iso":"BR","country":"Brezilya","height":198,"reach":199,"stance":null,"division":"heavyweight","divisions":["Heavyweight"],"team":"GOR MMA","org":"UFC","grap":{"pts":2,"tags":["comp:grappling"]},"legend":false,"champ":true,"record":{"wins":16,"losses":1,"draws":0,"nc":0,"ko":6,"sub":6,"dec":4,"total":17,"lossesByKo":0,"lossesBySub":0,"lossesByDec":1,"streak":{"type":"W","n":5},"bestStreak":11,"firstFight":"2020-10-04","lastFight":"2026-07-25","firstLossTo":"Łukasz Brzeski","titleFights":3,"titlesWon":3},"otherRecord":null,"fights":[{"result":"W","record":"16–1","opponent":"Thomas Petersen","method":"Submission (calf slicer)","kind":"SUB","round":"1","time":"1:32","date":"2026-07-25","event":"UFC Fight Night: 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