A fking crazy big thing

The ways to obtain it are as follows:
1.
https://mall.bilibili.com/neul-next/detailuniversal/detail.html?page=detailuniversal_detail&itemsId=41417804&loadingShow=1&noTitleBar=1#noReffer=true&msource=merchant_share
2.
Be my good brother, build a good relationship with me, and when I'm happy, I'll give it to you