Marid's Mastery

Transmutation [water]
Level: Artificer * 1, Cleric */Oracle * 1, Druid * 1, Hunter * 1, Ranger * 1, Sorcerer */Wizard * 1, Warlock * 1
Components: V, S
Casting Time: 1 Standard Action
Range: touch
Target: willing creature touched
Duration: 1 minute/level
Saving Throw: Will negates (harmless)
Spell Resistance: yes (harmless)
  The target gains a +1 bonus on attack and damage rolls if it and its opponent are touching water. If the opponent or the target is touching the ground, the target takes a -4 penalty on attack and damage rolls.