diff --git a/ClassicAPI.lua b/ClassicAPI.lua
index 63c9b13..3da1921 100644
--- a/ClassicAPI.lua
+++ b/ClassicAPI.lua
@@ -197,6 +197,16 @@ function API.GetSpellBonusHealing()
     return GetSpellBonusHealing()
 end
 
+--------------------------------------------------------------------------------
+-- Unit Health
+--------------------------------------------------------------------------------
+
+-- Health deficit (max - current) for `unit` in one call. Falls back to
+-- UnitHealthMax - UnitHealth without ClassicAPI.
+API.UnitHealthMissing = UnitHealthMissing or function(unit)
+    return (UnitHealthMax(unit) or 0) - (UnitHealth(unit) or 0)
+end
+
 --------------------------------------------------------------------------------
 -- Unit Power
 --------------------------------------------------------------------------------
@@ -204,19 +214,16 @@ end
 -- Current power for a specific Enum.PowerType (0=Mana, 1=Rage, 2=Focus,
 -- 3=Energy, 4=Happiness), or the unit's primary power when powerType is omitted.
 -- Display-divided (rage reads 0..100). Falls back to UnitMana without ClassicAPI.
-function API.UnitPower(unit, powerType)
-    if type(UnitPower) == "function" then return UnitPower(unit, powerType) end
+API.UnitPower = UnitPower or function(unit, powerType)
     return UnitMana(unit)
 end
 
-function API.UnitPowerMax(unit, powerType)
-    if type(UnitPowerMax) == "function" then return UnitPowerMax(unit, powerType) end
+API.UnitPowerMax = UnitPowerMax or function(unit, powerType)
     return UnitManaMax(unit)
 end
 
 -- Power deficit (max - current) for the type / primary power, in one call.
-function API.UnitPowerMissing(unit, powerType)
-    if type(UnitPowerMissing) == "function" then return UnitPowerMissing(unit, powerType) end
+API.UnitPowerMissing = UnitPowerMissing or function(unit, powerType)
     return (UnitManaMax(unit) or 0) - (UnitMana(unit) or 0)
 end
 
diff --git a/Conditionals.lua b/Conditionals.lua
index 1e51fd1..58adce5 100644
--- a/Conditionals.lua
+++ b/Conditionals.lua
@@ -3399,10 +3399,7 @@ end
 -- returns: True or false
 function CleveRoids.ValidateHpLost(unit, operator, amount)
     if not unit or not operator or not amount then return false end
-    local API = CleveRoids.NampowerAPI
-    local maxHp = API and API.GetUnitMaxHealth and API.GetUnitMaxHealth(unit) or UnitHealthMax(unit)
-    local hp = API and API.GetUnitHealth and API.GetUnitHealth(unit) or UnitHealth(unit)
-    local hpLost = maxHp - hp
+    local hpLost = CleveRoids.ClassicAPI.UnitHealthMissing(unit)
 
     if CleveRoids.operators[operator] then
         return CleveRoids.comparators[operator](hpLost, amount)