diff --git a/source/blood/src/qav.cpp b/source/blood/src/qav.cpp
index b7a533f34..80a73e282 100644
--- a/source/blood/src/qav.cpp
+++ b/source/blood/src/qav.cpp
@@ -94,7 +94,7 @@ void QAV::Play(int start, int end, int nCallback, void *pData)
             SOUNDINFO *pSound = &pFrame->sound;
             
             // by NoOne: handle Sound kill flags
-            if (pSound->sndFlags > 0 && pSound->sndFlags <= kFlagSoundKillAll) {
+            if (!VanillaMode() && pSound->sndFlags > 0 && pSound->sndFlags <= kFlagSoundKillAll) {
                 for (int i = 0; i < nFrames; i++) {
                     FRAMEINFO* pFrame2 = &frames[i];
                     SOUNDINFO* pSound2 = &pFrame2->sound;
@@ -112,9 +112,14 @@ void QAV::Play(int start, int end, int nCallback, void *pData)
             }
 
             if (pSound->sound > 0) {
-                int sndRange = pSound->sndRange;
-                if (nSprite == -1) PlaySound(pSound->sound + Random((sndRange == 1) ? 2 : sndRange));
-                else PlaySound3D(&sprite[nSprite], pSound->sound + Random((sndRange == 1) ? 2 : sndRange), 16+pSound->priority, 6);
+                int sound = pSound->sound;
+                
+                // by NoOne: add random rage sound feature
+                if (pSound->sndRange > 0 && !VanillaMode()) 
+                    sound += Random((pSound->sndRange == 1) ? 2 : pSound->sndRange);
+                
+                if (nSprite == -1) PlaySound(sound);
+                else PlaySound3D(&sprite[nSprite], sound, 16+pSound->priority, 6);
             }
             
             if (pFrame->nCallbackId > 0 && nCallback != -1) {
diff --git a/source/blood/src/seq.cpp b/source/blood/src/seq.cpp
index 353a77ed5..156fadb9b 100644
--- a/source/blood/src/seq.cpp
+++ b/source/blood/src/seq.cpp
@@ -287,11 +287,19 @@ void SEQINST::Update(ACTIVE *pActive)
     {
 
         UpdateSprite(pActive->xindex, &pSequence->frames[frameIndex]);
-        if (pSequence->frames[frameIndex].at6_1)
-            sfxPlay3DSound(&sprite[xsprite[pActive->xindex].reference], pSequence->ata + Random(pSequence->frames[frameIndex].soundRange), -1, 0);
+        if (pSequence->frames[frameIndex].at6_1) {
+            
+            int sound = pSequence->ata;
+            
+            // by NoOne: add random sound range feature
+            if (!VanillaMode() && pSequence->frames[frameIndex].soundRange > 0)
+                sound += Random(((pSequence->frames[frameIndex].soundRange == 1) ? 2 : pSequence->frames[frameIndex].soundRange));
+            
+            sfxPlay3DSound(&sprite[xsprite[pActive->xindex].reference], sound, -1, 0);
+        }
 
         spritetype* pSprite = &sprite[xsprite[pActive->xindex].reference];
-        if (pSequence->frames[frameIndex].surfaceSound && zvel[pSprite->xvel] == 0 && xvel[pSprite->xvel] != 0) {
+        if (!VanillaMode() && pSequence->frames[frameIndex].surfaceSound && zvel[pSprite->xvel] == 0 && xvel[pSprite->xvel] != 0) {
 
             // by NoOne: add surfaceSound trigger feature
             if (gUpperLink[pSprite->sectnum] >= 0) break; // don't play surface sound for stacked sectors