The Green Lantern Corps are one of the most powerful groups in the DC Universe, but one small detail implies that they might have some massive unexplored weaknesses. Even worse, it is likely that the Green Lanterns aren’t even aware of this vulnerability, as if this theory is true, it means that their basic understanding of their powers is completely wrong. The Guardians have lied to the Lanterns about many important matters over the years, but this would be their most dangerous lie yet.
The Green Lantern Corps are a group of intergalactic peacekeepers who each possess a green power ring. These rings were created by the Guardians of Oa and allow the Lanterns wielding them to perform a variety of feats based on the strength of their willpower. This often manifests in green energy constructs that are made of hard light. Or at least, that’s what the Lanterns were told. A fun bit of banter from the '90s may reveal that these constructs are made from something completely different.
Related: Green Lantern Is Secretly Vulnerable To The Last Hero You Think
In The Flash #135 (written by Grant Morrison and Mark Millar, and drawn by Paul Ryan), the Flash’s wife Linda Park is drinking from a coffee cup created by the Green Lantern Kyle Rayner when she points out that the mug makes everything taste like vinegar. While seemingly a fun little jab at Kyle’s expense, when examined further, it reveals a frightening possibility. If the ring’s constructs are actually made out of solid light, then they shouldn’t have a taste or influence how liquids contained inside them taste. A change in taste indicates a chemical reaction, and this means that the constructs must have some other component to them. Since the mug made coffee taste like
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