homebrew by Team Brievary
Innate Spellcasting. The tanuki's innate spellcasting ability is Charisma (spell save DC 13). The tanuki can innately cast the following spells, requiring no material components:
Multiattack. The tanuki can make two warhammer attacks. Warhammer. Melee Weapon Attack: 5+ to hit, reach 5ft., one target. Hit: 8 (1d8+3) bludgeoning damage. Change Shape. As an action, the tanuki magically polymorphs into a raccoon, 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.