diff --git a/Images/castbar-shield.blp b/Images/castbar-shield.blp
new file mode 100644
index 0000000..c9b9d11
Binary files /dev/null and b/Images/castbar-shield.blp differ
diff --git a/Modules/Castbar.lua b/Modules/Castbar.lua
index 05ec33b..f5b2fdf 100644
--- a/Modules/Castbar.lua
+++ b/Modules/Castbar.lua
@@ -108,6 +108,12 @@ function Castbar:CreateFrame(unit)
     castBar.icon.texture.overlay:SetAllPoints(castBar.icon.texture)
     castBar.icon.texture.overlay:SetTexture(Gladdy.db.castBarIconStyle)
 
+    castBar.shield = castBar.icon:CreateTexture(nil, "OVERLAY")
+    castBar.shield:SetTexture("Interface\\AddOns\\Gladdy\\Images\\castbar-shield")
+    castBar.shield:SetHeight(80)
+    castBar.shield:SetWidth(80)
+    castBar.shield:SetPoint("CENTER", castBar.icon, "CENTER", 0, -1.5)
+
     castBar.icon:ClearAllPoints()
     if (Gladdy.db.castBarIconPos == "LEFT") then
         castBar.icon:SetPoint("RIGHT", castBar, "LEFT", -3, 0) -- Icon of castbar
@@ -121,7 +127,7 @@ function Castbar:CreateFrame(unit)
     castBar.spellText:SetShadowOffset(1, -1)
     castBar.spellText:SetShadowColor(0, 0, 0, 1)
     castBar.spellText:SetJustifyH("CENTER")
-    castBar.spellText:SetPoint("LEFT", 7, 0) -- Text of the spell
+    castBar.spellText:SetPoint("LEFT", 10, 0) -- Text of the spell
 
     castBar.timeText = castBar:CreateFontString(nil, "LOW")
     castBar.timeText:SetFont(Gladdy:SMFetch("font", "auraFont"), Gladdy.db.castBarFontSize, Gladdy.db.castBarFontOutline and "OUTLINE")
@@ -192,6 +198,9 @@ function Castbar:UpdateFrame(unit)
         castBar.icon:Hide()
     end
 
+    castBar.shield:SetWidth(Gladdy.db.castBarIconSize * 3.2)
+    castBar.shield:SetHeight(Gladdy.db.castBarIconSize * 3.2)
+
     local rightMargin = 0
     local leftMargin = 0
     if (Gladdy.db.castBarIconPos == "LEFT") then
@@ -280,7 +289,7 @@ end
 
 Castbar.CastEventsFunc = {}
 Castbar.CastEventsFunc["UNIT_SPELLCAST_START"] = function(castBar, event, ...)
-    local name, text, texture, startTime, endTime, isTradeSkill, castID = UnitCastingInfo(castBar.unit)
+    local name, text, texture, startTime, endTime, isTradeSkill, castID, notInterruptible, spellId = UnitCastingInfo(castBar.unit)
     if ( not name or (not castBar.showTradeSkills and isTradeSkill)) then
         castBar:SetAlpha(0)
         return
@@ -376,7 +385,7 @@ Castbar.CastEventsFunc["UNIT_SPELLCAST_DELAYED"] = function(castBar, event, ...)
     end
 end
 Castbar.CastEventsFunc["UNIT_SPELLCAST_CHANNEL_START"] = function(castBar, event, ...)
-    local name, text, texture, startTime, endTime, isTradeSkill, spellID = UnitChannelInfo(castBar.unit)
+    local name, text, texture, startTime, endTime, isTradeSkill, notInterruptible, spellId = UnitChannelInfo(castBar.unit)
 
     if ( not name or (not castBar.showTradeSkills and isTradeSkill)) then
         castBar:SetAlpha(0)
@@ -414,7 +423,7 @@ function Castbar.OnEvent(self, event, ...)
     Castbar.CastEventsFunc[event](self, event, ...)
 end
 
-function Castbar:CAST_START(unit, spell, icon, value, maxValue, test)
+function Castbar:CAST_START(unit, spell, icon, value, maxValue, notInterruptible, test)
     local castBar = self.frames[unit]
     if (not castBar) then
         return
@@ -426,7 +435,12 @@ function Castbar:CAST_START(unit, spell, icon, value, maxValue, test)
         castBar.channeling = test == "channel"
     end
 
-    castBar.bar:SetStatusBarColor(Gladdy:SetColor(Gladdy.db.castBarColor))
+    if notInterruptible then
+        castBar.bar:SetStatusBarColor(.8,.8,.8,1)
+    else
+        castBar.bar:SetStatusBarColor(Gladdy:SetColor(Gladdy.db.castBarColor))
+    end
+
     castBar.value = value
     castBar.maxValue = maxValue
     castBar.bar:SetMinMaxValues(0, maxValue)
@@ -440,6 +454,11 @@ function Castbar:CAST_START(unit, spell, icon, value, maxValue, test)
     if Gladdy.db.castBarSparkEnabled then
         castBar.spark:Show()
     end
+    if notInterruptible then
+        castBar.shield:Show()
+    else
+        castBar.shield:Hide()
+    end
     castBar:SetAlpha(1)
     if Gladdy.db.castBarIconEnabled then
         castBar.icon:Show()
@@ -467,6 +486,7 @@ function Castbar:CAST_STOP(unit, ...)
         castBar.backdrop:Hide()
         castBar.spark:Hide()
         castBar.icon:Hide()
+        castBar.shield:Hide()
     else
         castBar.bar:SetStatusBarColor(...)
     end
@@ -541,7 +561,8 @@ function Castbar:Test(unit)
         end
 
         if (spell) then
-            self:CAST_START(unit, spell, icon, value, maxValue, event)
+            local nonInterruptable = unit == "arena1" and Gladdy.expansion == "Wrath"
+            self:CAST_START(unit, spell, icon, value, maxValue, nonInterruptable, event)
         end
     else
         self:CAST_STOP(unit)