▁final ▁year ▁of ▁his ▁contract ▁and ▁having ▁been ▁sur pass ed ▁to ▁third ▁choice ▁on ▁the ▁depth ▁chart ▁by ▁Cal vin ▁Pick ard , ▁Ber ra ▁was ▁trad ed ▁by ▁the ▁A val anche ▁to ▁the ▁Florida ▁Pan thers ▁in ▁exchange ▁for ▁Roc co ▁Gr im ald i ▁on ▁ 2 3 ▁June ▁ 2 0 1 6 . ▁In ▁the ▁following ▁ 2 0 1 6 – 1 7 ▁season , ▁as ▁the ▁Pan thers ▁third - string ▁option ▁as ▁was ▁assigned ▁to ▁inaug ural ▁A HL ▁affili ate , ▁the ▁Spring field ▁Th under bird s . ▁Ber ra ▁led ▁the ▁Th under bird s ▁with ▁ 1 2 ▁wins ▁in ▁ 3 1 ▁games , ▁and ▁was ▁re called ▁to ▁the ▁Pan thers ▁to ▁play ▁out ▁the ▁regular ▁season , ▁appearing ▁in ▁ 7 ▁games . ▁ ▁On ▁ 1 1 ▁February ▁ 2 0 1 7 , ▁Ber ra ▁agreed ▁to ▁a ▁three - year ▁contract ▁with ▁H C ▁F rib ourg - G ott ér on ▁of ▁the ▁National ▁League ▁for ▁a ▁reported ▁worth ▁of ▁CH F ▁ 3 . 5 ▁million . ▁The ▁contract ▁would ▁start ▁from ▁the ▁ 2 0 1 7 – 1 8 ▁season . ▁On ▁ 5 ▁July ▁ 2 0 1 7 , ▁it ▁was ▁announced ▁that ▁Ber ra ▁had ▁used ▁his ▁N HL ▁out ▁clause ▁in ▁se cur ing ▁a ▁one - year , ▁one - way ▁contract ▁with ▁the ▁Ana heim ▁D uck s . ▁The ▁remaining ▁two ▁years ▁of