In the Dungeon Defenders series, the characters with which you play are called heroes. Each hero has skills, they have several skill where you can divide them divided into [[Ability|Abilities]] (the "Action " part) where they're linked to the hero's combat and [[Defense|Defenses]], which you place on the ground (the "Tower Defense " part). There are currently 2 heroes who only have [[Ability|Abilities]], the rest have both [[Ability|Abilities]] and [[Defense|Defenses]].
[[File:Squire_card.png|200px|link=Squire]][[File:Apprentice_card.png|200px|link=Apprentice]]