 Conner Kent used the Medusa Mask to destroy two Black Lanterns by forcing them to experience the full of Emotional Spectrum, irritating their black power rings enough that they remove themselves from their bearers and flee.The Black Lanterns are also vulnerable to Wonder Woman's Lasso of Truth.The "touch" of a Black Lantern, typically used to remove their victims' hearts and drain them of emotional energy, can also sever the connection between other Black Lanterns and their black power ring.