Made by SpriteAttack following this tutorial : www.2dgameartguru.com/2014/05/creating-diamonds-in-quick-and-easy-way.html
Source: opengameart.org/content/diamonds 紅寶石 diamond、red、ruby、treasure 鑽石、紅色、紅寶石、寶藏 資料來源:openclipart ( https://openclipart.org/ )