Blue Dragon Lightning Absorption

After clearing the second lock on the dragon puzzle box you gained the ability to take in the element of your affinity and manipulate it to an extent.

The spell captures some of the incoming lightning energy, lessening its effect on you and storing it within you. You roll 1d8 to reduce the amount of damage taken. Also, you can perform one of 3 actions.

add additional damage dice for your next lightning attack

heal yourself with 1d8

recover the spell slot used to cast this spell as well as another of the same level

At Higher Levels. When you cast this spell using a spell slot of 2nd level or higher, add an additional dice for each slot level above 1st.