A popular fan internet personality swap of [[U-1146]] of [i][[Hataraku Saibou]][/i].

Instead of being a [[white blood cell (hataraku saibou)|White Blood Cell]], he and the Neutrophils are part of the Black Blood Cell group. U-1146 in particular is much more aggressive, violent, and possessive than his main universe counterpart, especially concerning Red Blood Cell [[AE-3803]]. He also tends to be more sexual in this alternate universe.
black blood cell