Avarikinesis- the ability to manipulate greed.
In other words....They can detect greed, cause greed, and stop greed in animals, people, or themselves. They can even use the emotional energy to a physical level. They have emotional augumentation which means they can control the emotions of other people, animals, and people with super abilities. They increase existing emotions, no matter how small, and affect others' actions or abilities by overwhelming their confidence or restraint.
