Blacklust Minor Ward

Choose a creature within range that is being attacked. A spectral crest of the Blacklust family appears around the creature, protecting it from blows. For the duration, including against the triggering attack, the creature gains a +4 bonus to their Armor Class and are immune to Magic Missiles.

For every level of spell slot used to cast this spell beyond 1st, increase the bonus to Armor Class by 1.