Kammala wannan jumla: A lokacin kakar wasa ta yau da kullum, Devers ya bayyana a wasanni 121, yana buga.240 tare da gida 21 da 66 RBIs. A cikin tsaro, ya jagoranci manyan wasannin a cikin kurakurai, tare da 24. Har ila yau, yana da mafi ƙasƙanci yawan filin wasa a cikin manyan manyan 'yan wasa na uku, a.926. Ya yi kyau sosai a cikin postseason, ya zama dan wasa na biyar da ya buga aƙalla gida uku kafin ranar haihuwarsa ta 22. A Wasan 5 na ALCS na 2018, Devers ya buga wasan gida na gudu uku a cikin inning na shida, yana taimakawa Red Sox zuwa
Gasar cin kofin duniya. A cikin Wasanni na 4 na Wasannin Duniya, Devers ya zama ɗan wasa mafi ƙanƙanta tare da RBI mai ci gaba a cikin 9th inning ko daga baya na wasan Wasannin Duniya tun lokacin da Édgar Rentería ya yi tafiya a cikin wasan 7 na Wasannin Duniya na 1997. Red Sox sun lashe jerin a wasanni biyar a kan Los Angeles Dodgers, suna ba Devers taken farko na gasar.