Alignment

Any

Class skills

Jump, Profession (household, wilderness)

Endurance

Gain endurance as a bonus feat

Damage reduction(Ex)

Subtract given amount from the damage the character takes each time he is dealt damage from a weapon or a natural attack. Damage reduction can reduce damage to 0 but not below 0. Damage reduction gained from the Guardian and Tough classes stacks.

Diehard

Gain diehard as a bonus feat