Kammala jumla mai zuwa: Yayin da yaƙin Poland da Sweden ya ƙare, a cikin 1630, Czarniecki ya shiga cikin sojojin Habsburg kuma ya ci gaba da yaƙi da Sweden, yana shiga cikin yakin Breitenfeld. A cikin 1633 ya sake shiga sojojin Commonwealth, don yin yaƙi a ƙarƙashin sabon sarkin Poland, Władysław IV, a cikin
Yaƙin Smolensk da Muscovy wanda ya ci gaba har zuwa 1634. A lokacin yakin Smolensk ya koyi dabarun Yammacin Turai da sojojin soja na kasashen waje suka yi amfani da su. A watan Disamba na shekara ta 1633 ya jagoranci rundunar da ta yi nasarar kai hari da kuma kwashe kayan da ke bayan layin Rasha, yana yaɗa ta'addanci, ya katse hanyoyin samar da kayayyaki, kuma ya ƙone garin Kozelsk. Don nasarorin da ya samu a wannan yaƙin, wanda ya ci gaba zuwa matsayin porucznik a cikin rukunin sojan doki mai haske "cossack" a ƙarƙashin hetman Marcin Kazanowski, ya sami wasu ƙasashe a cikin Smolensk Voivodeship kusa da Starodub.