A lot of MYY stuff is on Amazon.

Node

N12

maybe something like a bi-metal superstar? https://www.amazon.com/YoYoFactory-Superstar-BiMetal-Unresponsive-Yoyo/dp/B01EVYCHIS/ref=sr_1_19_sspa?ie=UTF8&qid=1517685302&sr=8-19-spons&keywords=yoyo+factory&psc=1&smid=A359FRPUDHZHMV