Innovative Designs Sonic The Hedgehog DIY Paint Your Own Figurines Arts and Crafts Set for Boys, Paint, Paint Brush, and Glitter – Sonic, Shadow, Knuckles The Echidna is up for auction in Arts, Crafts & Sewing. The current bid is $3.50, 82% below the $19.99 MSRP, in Good Condition. This auction has ended — similar items appear in live auctions regularly.