Mentor: The top unit of your deck gets the Student's Attack/Health.
Flying - Flying units can only be blocked by other flying units, but can block ground units normally. They can also be directly attacked by Killer units and Relic Weapons.
Mentor - Cards with Mentor have an additional effect when played if you exhaust one of your students as a Student. Units that are already exhausted can't be used as a Student.
Student - Interacts with Mentor