Level 1 conjuration
Casting Time: 1 reaction
Components: V
Duration: Instantaneous
Range: Self
When a creature within 30 feet of you takes the Attack action against you, you take the reaction to gain a +5 bonus to your AC against the attack, teleport to an unoccupied space within 5 feet of the creature, and take the Attack action with a melee weapon against the creature.
Upcasting: The range between you and the creature needed to trigger the reaction increases by 10 feet for each spell slot level above 1.