This unique talent is the ability is to project illusionary images, fabricated memories or hallucinations upon a recipient's mind.
Projecting illusions was part of the abilities gained by Jennifer Blake, the Darach of Season 3. She utilized this talent particularly while abducting victims.
Another being capable of projecting illusions is the villainous nogitsune.
The The Dread Doctors are capable of exerting this talent over an entire crowds of people, due to their use and knowledge of electromagnetic energy. The three Doctors implanted false memories upon Kira, her parents and a road full of nearby drivers during a traffic cham and a big storm when they performed a procedure on Kira and erased her memory of the experience.