Character | Story | Reprints |
Brain | YD 68-12-25 (1968) | de/DP 8gc, us/ZZ1968m25D |
Brain | ZD 69-10-12 (1969) | se/KAJ 1998m, us/ZZ1969k12D, yu/PZBC 936c |
Brain | ZD 72-08-13 (1972) | us/ZZ1972i13D, yu/PZBC 1085a |
LVD's robot | ZD 73-04-15 (1973) | uk/DAM 140k, us/ZZ1973e15D, yu/PZBC 1120a |