Way back in 2002, the original Resident Evil remake introduced a brand-new type of zombie: the crimson head. Should you leave a corpse in-tact, rather than burning it—which required kerosene, eating into your already limited inventory—it had a chance to rise again as a blood-red mutant. And unlike the shambling corpses you would otherwise find throughout Spencer Mansion, they were incredibly fast, able to lunge at you across narrow corridors.
Crimson heads lent themselves to the series' survival horror perfectly, but outside of spin-offs, they haven't been seen since (their last appearance being Operation Raccoon City in 2012) - Requiem might finally change that.
As noted by u/Dsbyolo on the series' subreddit, during yesterday's showcase, Capcom delved into the new and improved crafting system, showcasing the makings of a Hemolytic Injector; that might not sound like much at first, but what's interesting about this new item is that it "destroys infected blood cells" and "prevents corpses from mutating". That sure sounds like crimson heads.
Lending further credence to this theory, u/Dsbyolo highlighted an earlier trailer in which we see an infected lit up in red. It may simply be the lighting of whatever room they're in,...
