VoxeLibre/mods/CORE/mcl_damage/API.md

mcl_damage

This mod is intended to overall minetest's native damage system, to provide a better integration between features that deals with entities' health.

WARNING: Not using it inside your mods may cause strange bugs (using the native damage system may cause conflicts with this system).

Callbacks

To modify the amount of damage made by something:

--obj: an ObjectRef
mcl_damage.register_modifier(function(obj, damage, reason)
end, 0)