Collars
Limits
Both words in one sentence
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The kids in Battle Royale have exploding bomb collars attached to them that go off if they stray into areas of the island that are marked as off-limits, or just generally if they do anything to piss someone with a detonator off.
Source: Why Am I Ticking? - The Outer Limits (1995): The Grell from "The Grell" come from a desert planet whose sun was undergoing a supernova and were transported by the human Federation to serve as slaves with Shock Collars.
Source: Slave Race
Cite this Source
Limits and Collars. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/collars/limits
Collars & Limits. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/collars/limits>.
Limits or Collars. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/collars/limits.
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