UHC Hamburg claimed their first ever German indoor title in 2018 and will be the team to beat in this year's Club Cup.
Partille were runners up to HC Minsk in the 2018 Club Trophy and are back in the Club Cup after having been relegated in 2017.
Swiss champions Rotweiss Wettingen were hosts to the 2018 Club Cup and managed to finish 5th on home teraain.
AH&BC Amsterdam are among the Netherland's biggest and most successful hockey Clubs.
With 6 consecutive Austrian indoor titles hosts Arminen are regular contenders in the Club Cup and are hoping to improve on last year's performance.
Bruxelles are finalists of last year's event in Wettingen and will be among the top contender for this year's title as well.
HC Minsk from Belarus are the winners of the 2018 Club Trophy.