1990s_(style) antennae armor assault_suit_leynos assault_suits_series battle cloud commentary_request damaged dirty door earth_(planet) engineer english_text explosion game_console gameplay_mechanics gun hangar hatch helmet highres in_orbit lamp launching leynos machine_gun mecha no_humans photoshop_(medium) planet realistic retro_artstyle rifle robot science_fiction sega_mega_drive shield shio_no.9 sign soldier space spacecraft spacesuit spoilers target_earth weapon