orangelemonart:

testifiedoftimaeus replied to your post:because karkat’s a mutant and all and we have no…

My headcannon is that red bloods are pretty much human, averaging at about 40-45 sweeps.

That’s my preferred headcanon. It’s make sense too, since his blood is repeatedly implied to be a mutation of lime and i think olive was the highest limit that matched maximum human lifespans. Lime would probably be more like the average human.