There are a few games not properly excluded, below are the correct sets according to no-intro parent/clone relationships (the Mega Drive 4 roms are parents as that's where all these games originated):
Air Hockey (Brazil) (Mega Drive 4)
Air Hockey (Europe) (Sega Reactor)
Domine o Territorio (Brazil) (Mega Drive 4)
Bomber (Europe) (Sega Reactor)
Bomber (USA) (Sega Gopher)
There are a few games not properly excluded, below are the correct sets according to no-intro parent/clone relationships (the Mega Drive 4 roms are parents as that's where all these games originated):