diff --git a/apps/openmw/mwmechanics/spells.cpp b/apps/openmw/mwmechanics/spells.cpp
index f231a558c..21781c530 100644
--- a/apps/openmw/mwmechanics/spells.cpp
+++ b/apps/openmw/mwmechanics/spells.cpp
@@ -34,13 +34,14 @@ namespace MWMechanics
             random.resize(spell->mEffects.mList.size());
             for (unsigned int i=0; i<random.size();++i)
                 random[i] = static_cast<float> (std::rand()) / RAND_MAX;
-            mSpells.insert (std::make_pair (spellId, random));
+            mSpells.insert (std::make_pair (Misc::StringUtils::lowerCase(spellId), random));
         }
     }
 
     void Spells::remove (const std::string& spellId)
     {
-        TContainer::iterator iter = mSpells.find (spellId);
+        std::string lower = Misc::StringUtils::lowerCase(spellId);
+        TContainer::iterator iter = mSpells.find (lower);
 
         if (iter!=mSpells.end())
             mSpells.erase (iter);
diff --git a/apps/openmw/mwscript/docs/vmformat.txt b/apps/openmw/mwscript/docs/vmformat.txt
index 25bf3429f..cf27b7d6e 100644
--- a/apps/openmw/mwscript/docs/vmformat.txt
+++ b/apps/openmw/mwscript/docs/vmformat.txt
@@ -364,4 +364,6 @@ op 0x2000229: ExplodeSpell
 op 0x200022a: ExplodeSpell, explicit
 op 0x200022b: RemoveSpellEffects
 op 0x200022c: RemoveSpellEffects, explicit
-opcodes 0x200022d-0x3ffffff unused
+op 0x200022d: RemoveEffects
+op 0x200022e: RemoveEffects, explicit
+opcodes 0x200022f-0x3ffffff unused
diff --git a/apps/openmw/mwscript/statsextensions.cpp b/apps/openmw/mwscript/statsextensions.cpp
index 6aa19681d..b1c9698ca 100644
--- a/apps/openmw/mwscript/statsextensions.cpp
+++ b/apps/openmw/mwscript/statsextensions.cpp
@@ -475,6 +475,22 @@ namespace MWScript
                 }
         };
 
+        template<class R>
+        class OpRemoveEffects : public Interpreter::Opcode0
+        {
+            public:
+
+                virtual void execute (Interpreter::Runtime& runtime)
+                {
+                    MWWorld::Ptr ptr = R()(runtime);
+
+                    Interpreter::Type_Integer effectId = runtime[0].mInteger;
+                    runtime.pop();
+
+                    MWWorld::Class::get (ptr).getCreatureStats (ptr).getActiveSpells().purgeEffect(effectId);
+                }
+        };
+
         template<class R>
         class OpGetSpell : public Interpreter::Opcode0
         {
@@ -1155,6 +1171,10 @@ namespace MWScript
             interpreter.installSegment5 (Compiler::Stats::opcodeRemoveSpellEffectsExplicit,
                 new OpRemoveSpellEffects<ExplicitRef>);
 
+            interpreter.installSegment5 (Compiler::Stats::opcodeRemoveEffects, new OpRemoveEffects<ImplicitRef>);
+            interpreter.installSegment5 (Compiler::Stats::opcodeRemoveEffectsExplicit,
+                new OpRemoveEffects<ExplicitRef>);
+
             interpreter.installSegment5 (Compiler::Stats::opcodeGetSpell, new OpGetSpell<ImplicitRef>);
             interpreter.installSegment5 (Compiler::Stats::opcodeGetSpellExplicit, new OpGetSpell<ExplicitRef>);
 
diff --git a/components/compiler/extensions0.cpp b/components/compiler/extensions0.cpp
index 0fc0da9d0..c113a3275 100644
--- a/components/compiler/extensions0.cpp
+++ b/components/compiler/extensions0.cpp
@@ -393,6 +393,8 @@ namespace Compiler
                 opcodeRemoveSpellExplicit);
             extensions.registerInstruction ("removespelleffects", "c", opcodeRemoveSpellEffects,
                 opcodeRemoveSpellEffectsExplicit);
+            extensions.registerInstruction ("removeeffects", "l", opcodeRemoveEffects,
+                opcodeRemoveEffectsExplicit);
             extensions.registerFunction ("getspell", 'l', "c", opcodeGetSpell, opcodeGetSpellExplicit);
 
             extensions.registerInstruction("pcraiserank","/S",opcodePCRaiseRank);
diff --git a/components/compiler/opcodes.hpp b/components/compiler/opcodes.hpp
index 671bf2ff7..4cd9ec3ff 100644
--- a/components/compiler/opcodes.hpp
+++ b/components/compiler/opcodes.hpp
@@ -372,6 +372,8 @@ namespace Compiler
 
         const int opcodeRemoveSpellEffects = 0x200022b;
         const int opcodeRemoveSpellEffectsExplicit = 0x200022c;
+        const int opcodeRemoveEffects = 0x200022d;
+        const int opcodeRemoveEffectsExplicit = 0x200022e;
     }
 
     namespace Transformation