ÒA brilliant scientist who betrayed his country is tried by the high court and banished to the penal asteroid of ULPH! But this master-mind escaped and now threatens the Earth! CAPTAIN FUTURE faces the deadly power and cunning of SHORZON THE SCEINTIST in ÒThe World EnslavedÓ!
ÒFrom out of the interstellar void came a startling appeal.....a cry for help in a strange galactic language! Hurtling to answer this mysterious call is that interplanetary crusader, CAPTAIN FUTURE in Ð ÒThe Masters Of Xanthi!Ó