diff --git a/src/p_ceiling.cpp b/src/p_ceiling.cpp
index 32e5d62be..e90dd2096 100644
--- a/src/p_ceiling.cpp
+++ b/src/p_ceiling.cpp
@@ -214,6 +214,12 @@ DCeiling::DCeiling (sector_t *sec, double speed1, double speed2, int silent)
 	m_Speed = m_Speed1 = speed1;
 	m_Speed2 = speed2;
 	m_Silent = silent;
+	m_BottomHeight = 0;
+	m_TopHeight = 0;
+	m_Direction = 0;
+	m_Texture = FNullTextureID();
+	m_Tag = 0;
+	m_OldDirection = 0;
 }
 
 //============================================================================
diff --git a/src/p_mobj.cpp b/src/p_mobj.cpp
index 496f52e86..022504919 100644
--- a/src/p_mobj.cpp
+++ b/src/p_mobj.cpp
@@ -685,11 +685,30 @@ bool AActor::TakeInventory(PClassActor *itemclass, int amount, bool fromdecorate
 
 void AActor::DestroyAllInventory ()
 {
-	while (Inventory != NULL)
+	AInventory *inv = Inventory;
+	if (inv != nullptr)
 	{
-		AInventory *item = Inventory;
-		item->Destroy ();
-		assert (item != Inventory);
+		TArray<AInventory *> toDelete;
+
+		// Delete the list in a two stage approach.
+		// This is necessary because an item may destroy another item (e.g. sister weapons)
+		// which would break the list and leave parts of it undestroyed, maybe doing bad things later.
+		while (inv != nullptr)
+		{
+			toDelete.Push(inv);
+			AInventory *item = inv->Inventory;
+			inv->Inventory = nullptr;
+			inv->Owner = nullptr;
+			inv = item;
+		}
+		for (auto p : toDelete)
+		{
+			// the item may already have been deleted by another one, so check this here to avoid problems.
+			if (!(p->ObjectFlags & OF_EuthanizeMe))
+			{
+				p->Destroy();
+			}
+		}
 	}
 }
 
diff --git a/src/v_blend.cpp b/src/v_blend.cpp
index e1552105f..c13ed547c 100644
--- a/src/v_blend.cpp
+++ b/src/v_blend.cpp
@@ -52,7 +52,8 @@
 #include "v_palette.h"
 #include "d_player.h"
 
-
+CVAR( Float, blood_fade_scalar, 1.0f, CVAR_ARCHIVE )	// [SP] Pulled from Skulltag - changed default from 0.5 to 1.0
+CVAR( Float, pickup_fade_scalar, 1.0f, CVAR_ARCHIVE )	// [SP] Uses same logic as blood_fade_scalar except for pickups
 
 // [RH] Amount of red flash for up to 114 damage points. Calculated by hand
 //		using a logarithmic scale and my trusty HP48G.
@@ -113,6 +114,9 @@ void V_AddPlayerBlend (player_t *CPlayer, float blend[4], float maxinvalpha, int
 	if (CPlayer->bonuscount)
 	{
 		cnt = CPlayer->bonuscount << 3;
+
+		// [SP] Allow player to tone down intensity of pickup flash.
+		cnt = (int)( cnt * pickup_fade_scalar );
 		
 		V_AddBlend (RPART(gameinfo.pickupcolor)/255.f, GPART(gameinfo.pickupcolor)/255.f, 
 					BPART(gameinfo.pickupcolor)/255.f, cnt > 128 ? 0.5f : cnt / 255.f, blend);
@@ -124,7 +128,10 @@ void V_AddPlayerBlend (player_t *CPlayer, float blend[4], float maxinvalpha, int
 	if (painFlash.a != 0)
 	{
 		cnt = DamageToAlpha[MIN (113, CPlayer->damagecount * painFlash.a / 255)];
-			
+
+		// [BC] Allow users to tone down the intensity of the blood on the screen.
+		cnt = (int)( cnt * blood_fade_scalar );
+
 		if (cnt)
 		{
 			if (cnt > maxpainblend)
diff --git a/src/zscript/zcc_expr.cpp b/src/zscript/zcc_expr.cpp
index 0cd399d64..e1a091b18 100644
--- a/src/zscript/zcc_expr.cpp
+++ b/src/zscript/zcc_expr.cpp
@@ -162,11 +162,11 @@ ZCC_OpProto *ZCC_OpInfoType::FindBestProto(
 		// [[float32 (op) int]] will choose the integer version instead of the floating point
 		// version, which we do not want.
 		int test_dist1 = dist1, test_dist2 = dist2;
-		if (routes[0][cur_route1][0]->ConvertConstant == FtoD)
+		if (test_dist1 > 0 && routes[0][cur_route1][0]->ConvertConstant == FtoD)
 		{
 			test_dist1--;
 		}
-		if (routes[1][cur_route2][0]->ConvertConstant == FtoD)
+		if (test_dist2 > 0 && routes[1][cur_route2][0]->ConvertConstant == FtoD)
 		{
 			test_dist2--;
 		}
diff --git a/wadsrc/static/language.enu b/wadsrc/static/language.enu
index a0f1f9245..c76414c8a 100644
--- a/wadsrc/static/language.enu
+++ b/wadsrc/static/language.enu
@@ -1786,6 +1786,8 @@ DSPLYMNU_MAGFILTER				= "Linear filter when upscaling";
 DSPLYMNU_MIPMAP					= "Use mipmapped textures";
 DSPLYMNU_WIPETYPE				= "Screen wipe style";
 DSPLYMNU_SHOWENDOOM				= "Show ENDOOM screen";
+DSPLYMNU_BLOODFADE				= "Blood Flash Intensity";
+DSPLYMNU_PICKUPFADE				= "Pickup Flash Intensity";
 DSPLYMNU_PALLETEHACK			= "DirectDraw palette hack"; // Not used
 DSPLYMNU_ATTACHEDSURFACES		= "Use attached surfaces"; // Not used
 DSPLYMNU_STRETCHSKY				= "Stretch short skies";
diff --git a/wadsrc/static/menudef.txt b/wadsrc/static/menudef.txt
index 36a5918e1..715eff63b 100644
--- a/wadsrc/static/menudef.txt
+++ b/wadsrc/static/menudef.txt
@@ -674,6 +674,9 @@ OptionMenu "VideoOptions"
 
 	Option "$DSPLYMNU_VSYNC",					"vid_vsync", "OnOff"
 	Option "$DSPLYMNU_CAPFPS",					"cl_capfps", "OffOn"
+	Slider "$DSPLYMNU_BLOODFADE",				"blood_fade_scalar", 0.0, 1.0, 0.05, 1
+	Slider "$DSPLYMNU_PICKUPFADE",				"pickup_fade_scalar", 0.0, 1.0, 0.05, 1
+	Option "$DSPLYMNU_COLUMNMETHOD",			"r_columnmethod", "ColumnMethods"
 	Option "$DSPLYMNU_TRUECOLOR",				"swtruecolor", "OnOff"
 	Option "$DSPLYMNU_MINFILTER",				"r_minfilter", "OnOff"
 	Option "$DSPLYMNU_MAGFILTER",				"r_magfilter", "OnOff"
@@ -710,6 +713,7 @@ OptionMenu "VideoOptions"
 	Slider "$DSPLYMNU_MOVEBOB",			"movebob", 0, 1.0, 0.05, 2
 	Slider "$DSPLYMNU_STILLBOB",		"stillbob", 0, 1.0, 0.05, 2
 	Slider "$DSPLYMNU_BOBSPEED",				"wbobspeed", 0, 2.0, 0.1, 2
+
 }
 
 //-------------------------------------------------------------------------------------------