Many battling units refer to being hired. This is when a unit is played face-down from your hand, and while it gives you the element of surprise, they are sent to your graveyard after the battle has ended, creating an interesting risk/reward system for choosing to battle this way.
List of Hired UnitsEdit
This list refers to all units who get a bonus (or negative power) when hired or used against hired units.
Other Hiring-Related CardsEdit
All items (8)