The English-language localization for the Sega Genesis, titled Target Earth, followed in June of 1990. Part of the Nintendo Switch Online + Expansion Pack subscription service, the plot summary reads:
In Target Earth, enemy Chron cyborgs are attacking Earth and its space bases! Battle across eight different levels filled with exhilarating mech suit platforming action and customize your loadout by earning equipment based on your performance. Can you save the planet and uncover the true legacy of Chron?"Dracue Co., Ltd. developed the Assault Suit Leynos remake, currently available for PlayStation 4 and Windows through Steam, published by Rising Star Games.
From the Steam page:
A classic reawakens – Assault Suit Leynos is back and in high definition! Get ready for all-out robotic war as the fan-favourite Mega Drive classic is reworked with all new HD visuals for the ultimate alien-blasting experience!Steam - Assault Suit Leynos
As Earth reels from the impact of the fourth world war and dwindling resources, an uneasy truce between nations sees mankind reach for the stars. Colonies are settled, resources are mined and the future starts looking a little brighter. But just as peace finally seems possible, an unknown enemy emerges from the deepest region of space to threaten the very existence of humanity. Only one thing can stop them: deploy the Assault Suit Squadron!
Four classic SEGA Genesis games have just been made available for #NintendoSwitchOnline + Expansion Pack members!
— Nintendo of America (@NintendoAmerica) July 1, 2022
☑️ Comix Zone
☑️ Target Earth
☑️ Zero Wing
☑️ MEGA MAN: THE WILY WARS pic.twitter.com/TSz0RFwqCV