Obscurement

Obscurement

Obscurement (Arcana) [Air] [Water]
Level: Druid 1, Mage 1, Ranger 1, Alienist 1, Assassin 1
Mana: 10. Persistant. Base Success: 100%.
  Conjures a bank of fog which travels with you and limits normal vision and darkvision to 10 feet. Wood Elves, second level Druids and other creatures with the Nature Sense ability can see through fog. The fog bank has a radius of 30 feet (3 squares) plus 10 feet (1 square) for every two caster levels. The fog also muffles sound a bit, granting the caster a +2 bonus to Move Silently checks.