El Caldero Mágico is an Amstrad CPC platform game written in 1986 by Angel GARCIA DELGADO (AGD). Today ShaCPC is presenting his Amstrad CPC(+)/GX4000 remake : El Caldero Mágico GX as a .CPR cartridge file. You will need a M4 addon to load the .CPR with a plain Amstrad CPC.