Amusement apparatus adapted for use with an external display screen or monitor; Amusement apparatus adapted for use with television receivers only; Amusement apparatus incorporating a television screen; Amusement game machines; Amusement machines, namely, hand-held electronic game units adapted for use with an external display screen or monitor; Apparatus for electronic games adapted for use with an external display screen or monitor; Arcade game machines; Arcade video game machines; Body-tra...