diff --git a/source/blood/src/blood.cpp b/source/blood/src/blood.cpp
index bf43c7a47..2d9121676 100644
--- a/source/blood/src/blood.cpp
+++ b/source/blood/src/blood.cpp
@@ -60,6 +60,7 @@ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 #include "gamestate.h"
 #include "screenjob.h"
 #include "mapinfo.h"
+#include "choke.h"
 
 BEGIN_BLD_NS
 
@@ -242,7 +243,6 @@ void StartLevel(MapRecord *level)
     gGameOptions.uGameFlags &= ~3;
     PreloadCache();
     InitMirrors();
-    gFrameClock = 0;
     trInit();
     if (!bVanilla && !gMe->packSlots[1].isActive) // if diving suit is not active, turn off reverb sound effect
         sfxSetReverb(0);
@@ -257,6 +257,8 @@ void StartLevel(MapRecord *level)
     lastTic = -1;
     paused = 0;
     levelTryPlayMusic();
+	gFrameClock = 0;
+	gChoke.reset();
 }
 
 
@@ -419,7 +421,7 @@ void GameInterface::app_init()
     sndInit();
     registerosdcommands();
 
-    gChoke.sub_83ff0(518, sub_84230);
+    gChoke.init(518, sub_84230);
     UpdateDacs(0, true);
 
     enginecompatibility_mode = ENGINECOMPATIBILITY_19960925;//bVanilla;
@@ -513,7 +515,7 @@ static void commonTicker()
         auto completion = [=](bool = false)
         {
             StartLevel(sng);
-            gFrameClock = gameclock;
+
             gamestate = GS_LEVEL;
         };
 
diff --git a/source/blood/src/choke.cpp b/source/blood/src/choke.cpp
index eb5460728..d9fa7a7db 100644
--- a/source/blood/src/choke.cpp
+++ b/source/blood/src/choke.cpp
@@ -35,7 +35,7 @@ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 
 BEGIN_BLD_NS
 
-void CChoke::sub_83ff0(int a1, void(*a2)(PLAYER*))
+void CChoke::init(int a1, void(*a2)(PLAYER*))
 {
     at0 = NULL;
     at1c = a2;
@@ -47,21 +47,21 @@ void CChoke::sub_83ff0(int a1, void(*a2)(PLAYER*))
         at8->nSprite = -1;
         at8->x = at14;
         at8->y = at18;
-        at8->Preload();
-        sub_84218();
+        //at8->Preload();
+		atc = at8->at10;
+		at10 = 0;
     }
 }
 
-void CChoke::sub_84110(int x, int y)
+void CChoke::animateChoke(int x, int y, int smoothratio)
 {
     if (!at8)
         return;
-    int v4 = gFrameClock;
-    gFrameClock = gameclock;
+	int myclock = gFrameClock +  mulscale16(4, smoothratio);
     at8->x = x;
     at8->y = y;
-    int vd = gameclock-at10;
-    at10 = gameclock;
+    int vd = myclock-at10;
+    at10 = myclock;
     atc -= vd;
     if (atc <= 0 || atc > at8->at10)
         atc = at8->at10;
@@ -70,14 +70,8 @@ void CChoke::sub_84110(int x, int y)
 	// This originally overlaid the HUD but that simply doesn't work right with the HUD being a genuine overlay.
 	// It also never adjusted for a reduced 3D view
     at8->Draw(vdi, 10, 0, 0, true);
-    gFrameClock = v4;
 }
 
-void CChoke::sub_84218()
-{
-    atc = at8->at10;
-    at10 = gameclock;
-}
 
 void sub_84230(PLAYER *pPlayer)
 {
diff --git a/source/blood/src/choke.h b/source/blood/src/choke.h
index f72d253b7..1af6aaf64 100644
--- a/source/blood/src/choke.h
+++ b/source/blood/src/choke.h
@@ -41,9 +41,9 @@ public:
         at14 = 0;
         at18 = 0;
     };
-    void sub_83ff0(int a1, void(*a2)(PLAYER*));
-    void sub_84110(int x, int y);
-    void sub_84218();
+    void init(int a1, void(*a2)(PLAYER*));
+    void animateChoke(int x, int y, int smoothratio);
+	void reset() { at10 = 0; }
     char *at0;
     QAV *at8;
     int atc;
diff --git a/source/blood/src/fire.cpp b/source/blood/src/fire.cpp
index 86efff18b..c6bfece39 100644
--- a/source/blood/src/fire.cpp
+++ b/source/blood/src/fire.cpp
@@ -98,11 +98,13 @@ void FireInit(void)
 
 void FireProcess(void)
 {
+	// This assumes a smooth high frame rate. Ugh...
     static int lastUpdate;
-    if (gameclock < lastUpdate || lastUpdate + 2 < gameclock)
+	int clock = I_GetBuildTime()/ 2;
+    if (clock < lastUpdate || lastUpdate + 2 < clock)
     {
         DoFireFrame();
-        lastUpdate = gameclock;
+        lastUpdate = clock;
         TileFiles.InvalidateTile(2342);
     }
 }
diff --git a/source/blood/src/loadsave.cpp b/source/blood/src/loadsave.cpp
index 0513350fc..8ef0e122a 100644
--- a/source/blood/src/loadsave.cpp
+++ b/source/blood/src/loadsave.cpp
@@ -509,7 +509,6 @@ bool GameInterface::LoadGame(FSaveGameNode* node)
         playerSetRace(&gPlayer[i], gPlayer[i].lifeMode);
 	viewSetErrorMessage("");
     gFrameCount = 0;
-    gameclock = 0;
     lastTic = -1;
     paused = 0;
     gamestate = GS_LEVEL;
@@ -601,7 +600,6 @@ void MyLoadSave::Load(void)
     Read(gotsector, sizeof(gotsector));
     Read(&gFrameClock, sizeof(gFrameClock));
     Read(&gFrameCount, sizeof(gFrameCount));
-    Read(&gameclock, sizeof(gameclock));
     Read(&gLevelTime, sizeof(gLevelTime));
     Read(&paused, sizeof(paused));
     Read(baseWall, sizeof(baseWall[0])*numwalls);
@@ -691,8 +689,6 @@ void MyLoadSave::Save(void)
     Write(gotsector, sizeof(gotsector));
     Write(&gFrameClock, sizeof(gFrameClock));
     Write(&gFrameCount, sizeof(gFrameCount));
-    int nGameClock = gameclock;
-    Write(&nGameClock, sizeof(nGameClock));
     Write(&gLevelTime, sizeof(gLevelTime));
     Write(&paused, sizeof(paused));
     Write(baseWall, sizeof(baseWall[0])*numwalls);
diff --git a/source/blood/src/network.cpp b/source/blood/src/network.cpp
index 3823df835..e6c1f03cd 100644
--- a/source/blood/src/network.cpp
+++ b/source/blood/src/network.cpp
@@ -55,7 +55,6 @@ void netResetToSinglePlayer(void)
 
 void netReset(void)
 {
-    gFrameClock = gameclock = 0;
     lastTic = -1;
     gPredictTail = 0;
     gNetFifoTail = 0;
diff --git a/source/blood/src/nnexts.cpp b/source/blood/src/nnexts.cpp
index 5f81f2865..9cf293c39 100644
--- a/source/blood/src/nnexts.cpp
+++ b/source/blood/src/nnexts.cpp
@@ -4804,7 +4804,7 @@ void playerQavSceneDraw(PLAYER* pPlayer, int a2, double a3, double a4, int a5) {
         int v4 = (pPlayer->weaponTimer == 0) ? gameclock % pQAV->at10 : pQAV->at10 - pPlayer->weaponTimer;
 
         int flags = 2; int nInv = powerupCheck(pPlayer, kPwUpShadowCloak);
-        if (nInv >= 120 * 8 || (nInv != 0 && (gameclock & 32))) {
+        if (nInv >= 120 * 8 || (nInv != 0 && (gFrameClock & 32))) {
             a2 = -128; flags |= 1;
         }
 
diff --git a/source/blood/src/sbar.cpp b/source/blood/src/sbar.cpp
index da3200194..b9643c9bf 100644
--- a/source/blood/src/sbar.cpp
+++ b/source/blood/src/sbar.cpp
@@ -307,7 +307,7 @@ private:
             if (powerups[i].remainingDuration)
             {
                 int remainingSeconds = powerups[i].remainingDuration / 100;
-                if (remainingSeconds > warningTime || (gameclock & 32))
+                if (remainingSeconds > warningTime || (gFrameClock & 32))
                 {
                     DrawStatMaskedSprite(powerups[i].nTile, x, y + powerups[i].yOffset, 0, 0, 256, (int)(65536 * powerups[i].nScaleRatio), DI_SCREEN_LEFT_CENTER);
                 }
@@ -477,7 +477,7 @@ private:
     {
         FString gTempStr;
         int x = 1, y = 1;
-        if (dword_21EFD0[0] == 0 || (gameclock & 8))
+        if (dword_21EFD0[0] == 0 || (gFrameClock & 8))
         {
             SBar_DrawString(this, &smallf, GStrings("TXT_COLOR_BLUE"), x, y, 0, CR_LIGHTBLUE, 1., -1, -1, 1, 1);
             dword_21EFD0[0] = dword_21EFD0[0] - arg;
@@ -487,7 +487,7 @@ private:
             SBar_DrawString(this, &smallf, gTempStr, x, y + 10, 0, CR_LIGHTBLUE, 1., -1, -1, 1, 1);
         }
         x = -2;
-        if (dword_21EFD0[1] == 0 || (gameclock & 8))
+        if (dword_21EFD0[1] == 0 || (gFrameClock & 8))
         {
             SBar_DrawString(this, &smallf, GStrings("TXT_COLOR_RED"), x, y, DI_TEXT_ALIGN_RIGHT, CR_BRICK, 1., -1, -1, 1, 1);
             dword_21EFD0[1] = dword_21EFD0[1] - arg;
@@ -508,7 +508,7 @@ private:
     {
         dassert(0 == team || 1 == team); // 0: blue, 1: red
 
-        if (dword_21EFD0[team] == 0 || (gameclock & 8))
+        if (dword_21EFD0[team] == 0 || (gFrameClock & 8))
         {
             dword_21EFD0[team] = dword_21EFD0[team] - arg;
             if (dword_21EFD0[team] < 0)
@@ -585,7 +585,7 @@ private:
         DrawStatMaskedSprite(2200, 160, 200, 0, nPalette, RS_CENTERBOTTOM);
         DrawPackItemInStatusBar(pPlayer, 265, 186, 260, 172);
 
-        if (pXSprite->health >= 16 || (gameclock & 16) || pXSprite->health == 0)
+        if (pXSprite->health >= 16 || (gFrameClock & 16) || pXSprite->health == 0)
         {
             DrawStatNumber("%3d", pXSprite->health >> 4, 2190, 86, 183, 0, 0);
         }
@@ -659,7 +659,7 @@ private:
 
         BeginHUD(320, 200, 1);
         DrawStatSprite(2201, 34, 187 - 200, 16, nPalette);
-        if (pXSprite->health >= 16 || (gameclock & 16) || pXSprite->health == 0)
+        if (pXSprite->health >= 16 || (gFrameClock & 16) || pXSprite->health == 0)
         {
             DrawStatNumber("%3d", pXSprite->health >> 4, 2190, 8, 183 - 200, 0, 0);
         }
diff --git a/source/blood/src/view.cpp b/source/blood/src/view.cpp
index 1c849d712..dae9f85fe 100644
--- a/source/blood/src/view.cpp
+++ b/source/blood/src/view.cpp
@@ -994,7 +994,7 @@ void viewDrawScreen(bool sceneonly)
     if (IsPlayerSprite(gMe->pSprite) && pPSprite->hand == 1)
     {
         //static int lastClock;
-        gChoke.sub_84110(160, zn);
+        gChoke.animateChoke(160, zn, (int)gInterpolate);
         //if ((gGameClock % 5) == 0 && gGameClock != lastClock)
         //{
         //    gChoke.swayV(pPSprite);