The melted butter with Dynamic Bone Warnings - You have to import Dynamic Bone (https://assetstore.unity.com/packages/tools/animation/dynamic-bone-16743) before import the package.
Follow the license written in the link below. https://github.com/polygonalmind/100Avatars/blob/master/CC%20License 原作者: https://github.com/polygonalmind/100Avatars