ROLES

Guardian (Balanced)

* Standard Damage
* Standard Bonus Hit Points
* Potency of Healing powers are standard
* Potency of Hold and Root powers are standard
* Resistance to Hold and Root powers are standard
* Power decays at normal rate
* Energy generated when blocking incoming attacks is standard
* Standard Threat generation
* 1 Versatile Passive slot

Avenger (Offense)

* + All damage is increased by 20%
* - Bonus Hit Points are reduced by 50%
* - Potency of Healing powers and effects are reduced by 20%
* - Potency of Hold and Root powers are reduced by 20%
* - Resistance to Hold and Root powers are reduced by 20%.
* + Power decays at 50% normal rate
* - No energy generated when blocking incoming attacks
* Standard Threat generation
* 1 Offensive Passive Slot

Sentinel (Defense)

* Standard Damage
* + Bonus Hit Points are increased by 25%
* Potency of Healing powers are standard
* Potency of Hold and Root powers are standard
* + Resistance to Hold and Root powers are increased by 20%.
* - Power decays at twice normal rate
* + Energy generated when blocking incoming attacks is doubled
* + Bonus to Threat generation
* 1 Defensive Passive Slot

Protector (Support)

* - All damage is reduced by 20%
* - Bonus Hit Points are reduced by 25%
* + Potency of Healing powers are increased by 20%
* + Potency of Hold and Root powers are increased by 20%
* + Resistance to Hold and Root powers are increased by 20%.
* + Power decays at 50% normal rate
* Energy generated when blocking incoming attacks is standard
* Standard Threat generation
* 1 Support Passive Slot

(informacion extraida de los foros del Champions Online)