Hammer of Faith
Until the end of the battle, your basic melee attacks use d12s as their base weapon damage dice.
3rd Level Spell:
The spell now requires only a quick action to cast.
5th Level Spell:
You deal half damage on misses with basic melee attacks this battle.
7th Level Spell:
Once during the battle, you can reroll a basic melee attack.
9th Level Spell:
For the rest of the battle, change any of your basic melee attack damage dice rolls that are less than the escalation die to the escalation die value.