Wondrous item, common
Here the figurine of wondrous power would resemble a soft white statuette of the cute puppy. It could become the mastiff for almost up to 8 hours with the below mentioned changes to its statistics you can check them out below:
it is Tiny sized, its bite only deals 1 piercing damage, and it’s incapable of knocking creatures prone. Once it has been used, it can’t be used again until 2 days have passed.