# I like my yo-yos like I like my blood cells... (A Blood Cell, RBC, and Plasm Appreciation Thread) **URL:** \ **Category:** Collectors Corner\ **Created:** [May 14, 2025, 6:52pm UTC](https://forums.yoyoexpert.com/t/i-like-my-yo-yos-like-i-like-my-blood-cells-a-blood-cell-rbc-and-plasm-appreciation-thread/425113 "2025-05-14T18:52:58Z")\ **Posts on this page:** 1\ **Showing post:** 112
**Author:** ![Son-of-Morris](https://sea1.discourse-cdn.com/flex015/user_avatar/forums.yoyoexpert.com/son-of-morris/32/250533_2.png) [@Son-of-Morris](https://forums.yoyoexpert.com/u/Son-of-Morris)\ **Post date:** [May 19, 2025, 3:32pm UTC](https://forums.yoyoexpert.com/t/i-like-my-yo-yos-like-i-like-my-blood-cells-a-blood-cell-rbc-and-plasm-appreciation-thread/425113/112 "2025-05-19T15:32:24Z")
If you want to follow the super cool story of the release/mystery, there’s a thread that will take you on a wild ride of it too, haha. Basically they released it with no promotion or fanfare about the collab, then sat around and waited for people to figure it out. :wink: > [@The black RBC - the \*unknown\* Unknown edition - The Mystery is SOLVED! 🕵🏻‍♂️](https://forums.yoyoexpert.com/t/the-black-rbc-the-unknown-unknown-edition-the-mystery-is-solved/367872): > > Ever since the MK1/SW black RBC was announced for the second run, I had a feeling that it was a low key Unknown edition. The language that @MarkD used on his site was certainly suspicious: "Unengraved \* completely normal black color. The blast is extra nice on this one. \*do not read between the lines" I already had the RBC in navy and loved it but I felt compelled to get the gorgeous blackout edition with the matte blast. - sidenote: the blast on this yoyo is very nice feeling, really silky! … --- _[View the full topic](https://forums.yoyoexpert.com/t/i-like-my-yo-yos-like-i-like-my-blood-cells-a-blood-cell-rbc-and-plasm-appreciation-thread/425113)._