Pelf sindragosa 1 (lich king)

diff --git a/src/server/scripts/Northrend/IcecrownCitadel/boss_sindragosa.cpp b/src/server/scripts/Northrend/IcecrownCitadel/boss_sindragosa.cpp
index 6039ace..84c9d98 100644
--- a/src/server/scripts/Northrend/IcecrownCitadel/boss_sindragosa.cpp
+++ b/src/server/scripts/Northrend/IcecrownCitadel/boss_sindragosa.cpp
@@ -1537,6 +1537,63 @@ class achievement_all_you_can_eat : public AchievementCriteriaScript
         }
 };

+class FrostBombTargetSelector
+{
+    public:
+        FrostBombTargetSelector(Unit* caster, std::list<Creature*> const& collisionList) : _caster(caster), _collisionList(collisionList) { }
+
+        bool operator()(Unit* unit)
+        {
+            if (unit->HasAura(SPELL_ICE_TOMB_DAMAGE))
+                return true;
+
+            for (std::list<Creature*>::const_iterator itr = _collisionList.begin(); itr != _collisionList.end(); ++itr)
+                if ((*itr)->IsInBetween(_caster, unit))
+                    return true;
+
+            return false;
+        }
+
+    private:
+        Unit* _caster;
+        std::list<Creature*> const& _collisionList;
+};
+
+class spell_sindragosa_collision_filter : public SpellScriptLoader
+{
+    public:
+        spell_sindragosa_collision_filter() : SpellScriptLoader("spell_sindragosa_collision_filter") { }
+
+        class spell_sindragosa_collision_filter_SpellScript : public SpellScript
+        {
+            PrepareSpellScript(spell_sindragosa_collision_filter_SpellScript);
+
+            bool Validate(SpellEntry const* /*spell*/)
+            {
+                if (!sSpellStore.LookupEntry(SPELL_ICE_TOMB_DAMAGE))
+                    return false;
+                return true;
+            }
+
+            void FilterTargets(std::list<Unit*>& unitList)
+            {
+                std::list<Creature*> tombs;
+                GetCreatureListWithEntryInGrid(tombs, GetCaster(), NPC_ICE_TOMB, 200.0f);
+                unitList.remove_if(FrostBombTargetSelector(GetCaster(), tombs));
+            }
+
+            void Register()
+            {
+                OnUnitTargetSelect += SpellUnitTargetFn(spell_sindragosa_collision_filter_SpellScript::FilterTargets, EFFECT_0, TARGET_UNIT_SRC_AREA_ENEMY);
+            }
+        };
+
+        SpellScript* GetSpellScript() const
+        {
+            return new spell_sindragosa_collision_filter_SpellScript();
+        }
+};
+
 void AddSC_boss_sindragosa()
 {
     new boss_sindragosa();
@@ -1557,5 +1614,6 @@ void AddSC_boss_sindragosa()
     new spell_trigger_spell_from_caster("spell_sindragosa_ice_tomb", SPELL_ICE_TOMB_DUMMY);
     new spell_trigger_spell_from_caster("spell_sindragosa_ice_tomb_dummy", SPELL_FROST_BEACON);
     new at_sindragosa_lair();
+   new spell_sindragosa_collision_filter();
     new achievement_all_you_can_eat();
 }