Combat Ability Brainstorming:
Long Reach: Unit attacks first on defense, except against other units with Long Reach.
Monster Hunter: Unit gets 3x Combat Speed added to Defense against melee attacks.
Shock and Awe: Air spells cast in combat reduce enemy morale.
Shield Wall: Unit gains minor boosts to defense when used in large squads.
Volley: Special ranged attack: Requires all action points, but any casualties inflicted reduce enemy morale. (Alternative: Reduces target action points by number of casualties inflicted.)
Grim: Unit never retreats.
Berserker: Unit automatically casts Berserk after taking damage.
Tempest Warrior: Unit has partial immunity to battlefield-wide spells.
Stunning: Melee strikes by this unit drain enemy action points.
Overwhelm: If this unit inflicts more damage than it receives, the defending unit is pushed back one tile, displacing in turn any other units behind it. Displaced units lose their action points.
Nae True Man/Nae True Fallen: Unit gains combat speed bonuses if fighting fellow men/fallen.
Heraldry: Gain Morale and Combat Speed bonuses if a faction Champion is present in the battle.
Intimidation: Units attempting to attack this unit are required to make a morale check first.
Skilled Rider: This units combat speed is improved when riding a mount. (Faction trait?)
Warden: Unit receives bonus hit points when fighting defensively.
Exploit: Unit gains attack bonuses if the defending unit has already been attacked this turn.