homebrew by Team Brievary
Spellcasting. The Kitsune is a 7th-level spellcaster. its spellcasting ability is Intelligence (spell save DC 17, +9 to hit with spell attacks). The Kitsune has the following wizard spells prepared: Cantrips (at will): dancing lights, mage hand, minor illusion, poison spray 1st level (4 slots): color spray, disguise self, mage armor, magic missile 2nd level (3 slots): invisibility, mirror image, phantasmal force 3rd level (3 slots): major image, phantom steed 4th level (1 slot): phantasmal killer
Displacement (Recharges after the Kitsune Casts an Illusion Spell of 1st Level or Higher). As a bonus action, the Kitsune projects an illusion that makes the Kitsune appear to be standing in a place a few inches from its actual location, causing any creature to have disadvantage on attack rolls against the Kitsune. The effect ends if the Kitsune takes damage, it is incapacitated, or its speed becomes 0.
Kunai. Melee Weapon Attack: 5+ to hit, reach 5ft., one target. Hit: 3 1d4+1 piercing damage. Change Shape. As an action, the kitsune magically polymorphs into a fox, or back into its true form. Its statistics are the same in each form. Any equipment it is wearing or carrying isn't transformed. It reverts to its true form if it dies.