Maltusian Evolution Tapestries were bandage-like devices created by the Maltusians that had the ability to heal their user but also to alter their physical appearance by evolving their forms. Their capacity to heal even allowed them to regenerate the body of a being who's physical form was destroyed. Following The Blackest Night, the renegade Maltusian known as Krona had acquired this device in order to create a new body for himself after it had been destroyed by the Guardians of the Universe. During this time, his body was covered in these bandages and his physical form was altered to appear more similar to that of the Oans. After arriving on Earth, he succeeded in capturing the Emotional Entities of the Emotional Spectrum. During this time, he unveiled his true form to Hal Jordan and beg