Skeleton

• Add the skeleton and undead traits and, optionally, the mindless trait.
• Add the Necril language if it isn't mindless.
• Decrease the creature's HP based on its level.
• Add the following immunities: death effects, disease, paralyzed, poison, unconscious. If it's mindless, add mental as well.
• Add the following resistances with a value based on the creature's level: cold, electricity, fire, piercing, slashing.
• Add the following abilities.

Darkvision

Negative Healing

LevelHP Decrease