Green lights
Red lights
Both terms in one sentence
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The alien slavers' ships in Robinson Crusoe on Mars are clearly the Martian tripods from the better-known 1953 film The War of the Worlds with a Palette Swap (silver body with blue and red lights instead of dark metal with green lights) and the eyestalk removed.
Source: Prop Recycling
Cite this Source
Red lights and Green lights. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/green_lights/red_lights
Green lights & Red lights. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/green_lights/red_lights>.
Red lights or Green lights. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/green_lights/red_lights.
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