When all else fails, eat your family: The science behind Blade II's Reapers

Blade II (2002) follows the half-vampire Blade as he forms an uneasy alliance with vampires to fight a new threat: the Reapers, a super-vampire subspecies created by the vampire leader, Eli Damaskinos, who are uncontrollable, savage, and threaten both humans and vampires, leading to Blade and his team joining forces with vampire warriors (the Bloodpack) to stop them and the rogue Reaper leader, Nomak. The film, directed by Guillermo del Toro, expands the lore with unique vampire design and lore,