Editing Ogre:CharacterCodex:Combat:Maneuver (section)

====Overrun====
With an overrun, you attempt to plow past or over your opponent (and move through his square) as you move. Doing so provoke an attack of opportunity from the target you are trying to overrun. If the defender’s attack of opportunity deals any damage, your overrun attempt suffer a penalty equal to the damage you have received.

'''Opponent Avoids:''' The defender has the option to simply avoid you. If he avoids you, he doesn’t suffer any ill effect and you may keep moving (You can always move through a square occupied by someone who lets you by.) 

'''Opponent Blocks:''' If your opponent blocks you, make a Move attack against the defender’s Stability. If you succeed, you knock the defender prone and you can continue your movement as normal. If you fail, you have to move 5 feet back the way you came, ending your movement there. If that square is occupied, you fall prone in that square.

'''Mounted Overrun (Trample):''' If you attempt an overrun while mounted and you knock your opponent prone with the overrun, your mount may make one attack of opportunity attack against your opponent.