SIEGE
Units with the ability perform better in Siege attacks, than other units.
Normal units have
- 30% accuracy in regular attacks,
- 20% accuracy in siege attacks (except Flying units also have 30% accuracy, because the Siege accuracy penalty does not apply to them).
Units with the Siege ability
A related abilty is Marksmanship - that adds +10% accuracy, indifferent of Regular or Siege attack