He activates the machine and it wipes out the Black Lantern ring connection and Kal - L and completely dissolves Kal - L 's corpse .
During the battle between Kal - L and Power Girl , Mr. Terrific invents a machine to destroy the Black Lanterns .
Kal - L activates the machine and it wipes out the Black Lanterns   ring connection and Kal - L and completely dissolves Kal - L 's corpse .
During the battle between Kal - L and Power Girl , Mr. Terrific invents a machine to destroy the Black Lanterns .