Concentration
Ability: Constitution.
Requires Training: No.
Classes: All.
Concentration checks are made whenever your character is distracted during the act of casting a spell. It is also used to avoid the effects of the Taunt skill.
Check: The DC to avoid casting failure is equal to 10 + damage received + spell level. The caster receives a -4 penalty to his check if casting within three meters of an enemy.
Use: Automatic.