"Unlawful" is a very broad term that could mean nothing more than "We had a contract and we believe you violated that contract (which is unlawful) and we theref

"Unlawful" is a very broad term that could mean nothing more than "We had a contract and we believe you violated that contract (which is unlawful) and we therefore want civil restitution". The way it's phrased though it almost sounds like they're accusing Epic of a crime, which just isn't the case here; it's nothing more than possibly breach of contract.