Rank 1: Increases the duration of your Summon Water Elemental spell by 5 sec and your Frostbolt spell has a 33% chance to grant up to 10 party or raid members mana regeneration equal to 1% of their maximum mana per 5 sec for 15 sec. This effect cannot occur more often than once every 6 sec.

Rank 2: Increases the duration of your Summon Water Elemental spell by 10 sec and your Frostbolt spell has a 66% chance to grant up to 10 party or raid members mana regeneration equal to 1% of their maximum mana per 5 sec for 15 sec. This effect cannot occur more often than once every 6 sec.

Rank 3: Increases the duration of your Summon Water Elemental spell by 15 sec and your Frostbolt spell has a 100% chance to grant up to 10 party or raid members mana regeneration equal to 1% of their maximum mana per 5 sec for 15 sec. This effect cannot occur more often than once every 6 sec.