Stable Footing
( Races of Eberron, p. 112)[Racial]
Because of your training and wariness, you are skilled at keeping your feet in combat and able to move over difficult terrain with ease.
Prerequisite
Warforged or dwarf,
Benefit
You gain a +4 bonus on ability checks made to resist being bull rushed or tripped when standing on the ground (but not when climbing, flying, riding, or otherwise not standing firmly on the ground). In addition, you take no movement penalties for moving over difficult terrain.