Water Focus (Su)
At 3rd level, a water warrior adds 1/2 his water warrior level to all damage dealt with destructive blasts from the cold blast type group.
At 9th level, this bonus damage increases to become equal to his water warrior level, and the water warrior may use his class level as his caster level when using the (water) package from the Nature sphere. This stacks normally with caster levels gained from other sources.
At 15th level, the bonus damage increases to 1.5 times his water warrior level, and he gains a +2 bonus to his caster level with the (water) package from the Nature sphere.
This replaces favored element.
Cold Defense (Ex)
At 5th level, a water warrior gains cold resistance equal to 5 + his water warrior level.
This replaces elemental defense.
Water Movement (Su)
At 7th level, a water warrior gains a 30 feet swim speed. This improves by 20 feet at 13th and 19th levels.
This replaces elemental movement.
Water Body
At 20th level, the water warrior’s body has become infused with the power of ice. He gains immunity to cold, sneak attacks, and critical hits, and gains DR 10/magic.
This replaces energy body.
U: Part of Ultimate Spheres of Power and does not need to be bought separately from that book