You call upon the element of air and surround a friendly target within range with a field of crackling electricity. Until the spell ends, the target gains a +1 bonus to AC and when a creature hits it with a melee attack, that creature takes 1d4 lightning damage.

At Higher Levels : When you cast this spell using a spell slot of 2nd level or higher, the damage increases by 1d4 for each slot level above 1st.

Classes : Shaman