diff --git a/src/Item/Item.lua b/src/Item/Item.lua
index f774457..35938ba 100644
--- a/src/Item/Item.lua
+++ b/src/Item/Item.lua
@@ -171,18 +171,21 @@ function Item:Usable()
 end
 
 -- Set a script to check if the Item is Usable
+---@param func fun(self:Item):boolean
 function Item:UsableIf(func)
     self.UsableIfFunc = func
     return self
 end
 
 -- Set a script to run before the Item has been Use
+---@param func fun(self:Item)
 function Item:PreUse(func)
     self.PreUseFunc = func
     return self
 end
 
 -- Set a script to run after the Item has been Use
+---@param func fun(self:Item)
 function Item:OnUse(func)
     self.OnUseFunc = func
     return self
diff --git a/src/ItemBook/ItemBook.lua b/src/ItemBook/ItemBook.lua
index 32fadb5..34282c3 100644
--- a/src/ItemBook/ItemBook.lua
+++ b/src/ItemBook/ItemBook.lua
@@ -13,6 +13,7 @@ function ItemBook:New()
 end
 
 -- Get a spell from the ItemBook
+---@return Item
 function ItemBook:GetItem(id)
     if self.items[id] == nil then
         self.items[id] = Bastion.Item:New(id)
diff --git a/src/Spell/Spell.lua b/src/Spell/Spell.lua
index 1831e46..285e34a 100644
--- a/src/Spell/Spell.lua
+++ b/src/Spell/Spell.lua
@@ -51,6 +51,7 @@ function Spell:GetID()
 end
 
 -- Add post cast func
+---@param func fun(self:Spell)
 function Spell:PostCast(func)
     self.PostCastFunc = func
     return self
@@ -174,18 +175,21 @@ function Spell:Castable()
 end
 
 -- Set a script to check if the spell is castable
+---@param func fun(spell:Spell):boolean
 function Spell:CastableIf(func)
     self.CastableIfFunc = func
     return self
 end
 
 -- Set a script to run before the spell has been cast
+---@param func fun(spell:Spell)
 function Spell:PreCast(func)
     self.PreCastFunc = func
     return self
 end
 
 -- Set a script to run after the spell has been cast
+---@param func fun(spell:Spell)
 function Spell:OnCast(func)
     self.OnCastFunc = func
     return self
diff --git a/src/UnitManager/UnitManager.lua b/src/UnitManager/UnitManager.lua
index b7fa7e1..c6a3ea0 100644
--- a/src/UnitManager/UnitManager.lua
+++ b/src/UnitManager/UnitManager.lua
@@ -147,6 +147,9 @@ function UnitManager:SetObject(unit)
 end
 
 -- Create a custom unit and cache it for .5 seconds
+---@param token string
+---@param cb fun():Unit
+---@return Unit
 function UnitManager:CreateCustomUnit(token, cb)
     local unit = cb()
     local cachedUnit = Bastion.Cacheable:New(unit, cb)
@@ -177,6 +180,7 @@ function UnitManager:EnumFriends(cb)
 end
 
 -- Enum Enemies (object manager)
+---@param cb fun(unit: Unit):boolean
 function UnitManager:EnumEnemies(cb)
     Bastion.ObjectManager.activeEnemies:each(function(unit)
         if cb(unit) then