 Palace Software developed Cauldron II for three home computers : Amstrad CPC , Commodore 64 , and ZX Spectrum . The game was first released for the Commodore 64 , and then for the Amstrad CPC and ZX Spectrum . It was later re @-@ released on the ZX Spectrum in 1989 by Telecomsoft under its Silverbird budget label . Cauldron II was also re @-@ released with the first game as a compilation title for Amstrad CPC and ZX Spectrum computers . 
