Dreadhorde - Resilience

But Chandra saw that the Guardians relied too much on their archers. Their arrows struck with accuracy, piercing the Eternals’ lazotep coating and slowing them down not at all. Many of the undead creatures continued forward with five, ten, twenty arrows sticking from their chests and limbs. But that wasn’t enough damage to thwart their advance.

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War of the Spark, Chapter 22