The Lasso of Truth, explained by its name, forces people to tell the truth, by the Fires of Hestia and was forged by the Golden Girdle of Gaea. It is able to restore people's lost memories, get rid of illusions, heal the holder's body (in this case, Wonder Woman), cure insanity and people who are in its circumference will be protected from magical attacks. It is unbreakable, being able to hold anybody, even someone with the strength equivalent to Superman. Throughout the years, different artist have depicted the lasso as a simple piece of rope to a fiery, glowing rope which emphasises the amount of power the lasso can unleash.

There is a fair amount of precident that any statement made in the presence of the lasso is inadmissable in court as it is brought forth by coersion. Jonah, for example, uses this tactic in ww220