Kammala jumla mai zuwa: A cikin 2017 ta lashe lambar yabo ta IBU Female Rookie of the Year Award don kakar wasan farko ta gasar cin kofin duniya, tare da takwaransa na namiji wanda aka baiwa dan uwanta na Sweden Sebastian Samuelsson. A Wasannin Olympics na Pyeongchang na 2018 ta lashe zinare mai ban mamaki a cikin Mutum, bayan harbi huɗu masu tsabta. Ya kasance duka nasara ta farko da kuma podium na aikinta, tare da mafi kyawunta na baya shine wuri na biyar a gasar cin kofin duniya. Ta kuma lashe azurfa a Relay, ta gama ta bakwai a
gudu, kuma na biyar a duka farawar taro da kuma bin sawu. Öberg ta maimaita nasararta ta Olympics a Gasar Cin Kofin Duniya ta Biathlon ta 2019 a kan dusar ƙanƙara a Östersund, inda ta sake lashe mutum tare da cikakkiyar harbi, bayan da ta gama na huɗu a tseren tsere da na biyar a cikin bin. Ta zama mace ta farko ta biathlete da ta lashe taken Gasar Cin Kofin Duniya shekara guda bayan da ta dauki zinare na Olympics.