Zevious Seven - A nod to Xevious for the ZX81

Mission Intelligence: Zevious Seven is a Xevious-style vertical shoot-'em-up engineered specifically for the Sinclair ZX81, channeling classic arcade dogfights into strict 1-bit hardware limits. Pilots navigate minimalist terrain, dodge dense enemy formations, and deploy focused firepower in a pure retro shooter loop. Designed for hardware enthusiasts and homebrew fans, it showcases smooth scrolling, tight controls, and hardcore arcade challenge. Ideal for players hunting authentic 8-bit shmup action on original or emulated ZX81 systems.