diff --git a/MCServer/Plugins/APIDump/Hooks/OnEntityAddEffect.lua b/MCServer/Plugins/APIDump/Hooks/OnEntityAddEffect.lua
new file mode 100644
index 000000000..423a2200b
--- /dev/null
+++ b/MCServer/Plugins/APIDump/Hooks/OnEntityAddEffect.lua
@@ -0,0 +1,34 @@
+return
+{
+	HOOK_ENTITY_ADD_EFFECT =
+	{
+		CalledWhen = "An entity effect is about to get added to an entity.",
+		DefaultFnName = "OnEntityAddEffect",  -- also used as pagename
+		Desc = [[
+			This hook is called whenever an entity effect is about to be added to an entity. The plugin may
+			disallow the addition by returning true.</p>
+			<p>Note that this hook only fires for adding the effect, but not for the actual effect application. See
+			also the {{OnEntityRemoveEffect|HOOK_ENTITY_REMOVE_EFFECT}} for notification about effects expiring /
+			removing, and {{OnEntityApplyEffect|HOOK_ENTITY_APPLY_EFFECT}} for the actual effect application to the
+			entity.
+		]],
+		Params =
+		{
+			{ Name = "Entity", Type = "{{cEntity}}", Notes = "The entity to which the effect is about to be added" },
+			{ Name = "EffectType", Type = "number", Notes = "The type of the effect to be added. One of the effXXX constants." },
+			{ Name = "EffectDuration", Type = "number", Notes = "The duration of the effect to be added, in ticks." },
+			{ Name = "EffectIntensity", Type = "number", Notes = "The intensity (level) of the effect to be added. " },
+			{ Name = "Originator", Type = "{{cEntity}}", Notes = "The entity who originated the effect (threw the potion, the cavespider that used poison bite, etc.) May be nil if there's no originator associated with the effect. " },
+			{ Name = "DistanceModifier", Type = "number", Notes = "The modifier for the effect intensity, based on distance. Used mainly for splash potions." },
+		},
+		Returns = [[
+			If the plugin returns true, the effect will not be added and none of the remaining hook handlers will
+			be called. If the plugin returns false, MCServer calls all the remaining hook handlers and finally
+			the effect is added to the entity.
+		]],
+	},  -- HOOK_EXECUTE_COMMAND
+}
+
+
+
+