The game centers on a simple yet ambitious premise: one or two soldiers must travel through various historical and future eras to rescue comrades held captive by bosses of that time period.

: Each period features unique level designs and era-specific enemies, such as Roman soldiers with shields or World War infantry with rockets.

: Modern reviews are split; some find it a charming classic arcade experience for history buffs, while others argue the constant era-switching and rigid difficulty make it one of the rougher examples of the genre. Visuals and Audio