diff --git a/src/hardware/hw_main.c b/src/hardware/hw_main.c
index 34ab268be..9d6362c5c 100644
--- a/src/hardware/hw_main.c
+++ b/src/hardware/hw_main.c
@@ -4920,11 +4920,11 @@ static void HWR_ProjectSprite(mobj_t *thing)
 
 	if (thing->renderflags & RF_ABSOLUTEOFFSETS)
 	{
-		spr_offset = interp.spritexoffset;
+		spr_offset = FixedDiv(interp.spritexoffset,highresscale);
 #ifdef ROTSPRITE
-		spr_topoffset = (interp.spriteyoffset + FixedDiv((visoffs.y * visoffymul), mapobjectscale) + (rotoffset.y * visoffymul));
+		spr_topoffset = (FixedDiv(interp.spriteyoffset,highresscale) + FixedDiv((visoffs.y * visoffymul), mapobjectscale) + (rotoffset.y * visoffymul));
 #else
-		spr_topoffset = interp.spriteyoffset;
+		spr_topoffset = FixedDiv(interp.spriteyoffset,highresscale);
 #endif
 	}
 	else
diff --git a/src/k_collide.c b/src/k_collide.c
index e66d35f40..eefd54f9b 100644
--- a/src/k_collide.c
+++ b/src/k_collide.c
@@ -63,7 +63,7 @@ boolean K_OrbinautJawzCollide(mobj_t *t1, mobj_t *t2)
 		if (t2->player->hyudorotimer)
 			return true; // no interaction
 
-		if (t2->player->flamestore && (K_GetShieldFromPlayer(t2->player) == KITEM_FLAMESHIELD))
+		if (t2->player->flamestore && (K_GetShieldFromPlayer(t2->player) == KSHIELD_FLAME))
 		{
 			// Melt item
 			S_StartSound(t2, sfx_s3k43);
@@ -159,7 +159,7 @@ boolean K_BananaBallhogCollide(mobj_t *t1, mobj_t *t2)
 
 		damageitem = true;
 
-		if (t2->player->flamestore && (K_GetShieldFromPlayer(t2->player) == KITEM_FLAMESHIELD))
+		if (t2->player->flamestore && (K_GetShieldFromPlayer(t2->player) == KSHIELD_FLAME))
 		{
 			// Melt item
 			S_StartSound(t2, sfx_s3k43);
@@ -249,7 +249,7 @@ boolean K_EggItemCollide(mobj_t *t1, mobj_t *t2)
 			t2->player->roulettetype = KROULETTETYPE_EGGMAN;
 		}
 
-		if (t2->player->flamestore && (K_GetShieldFromPlayer(t2->player) == KITEM_FLAMESHIELD))
+		if (t2->player->flamestore && (K_GetShieldFromPlayer(t2->player) == KSHIELD_FLAME))
 		{
 			// Melt item
 			S_StartSound(t2, sfx_s3k43);
@@ -381,7 +381,7 @@ boolean K_LandMineCollide(mobj_t *t1, mobj_t *t2)
 		if (t1->health > 1)
 			S_StartSound(t2, sfx_bsnipe);
 
-		if (t2->player->flamestore && (K_GetShieldFromPlayer(t2->player) == KITEM_FLAMESHIELD))
+		if (t2->player->flamestore && (K_GetShieldFromPlayer(t2->player) == KSHIELD_FLAME))
 		{
 			// Melt item
 			S_StartSound(t2, sfx_s3k43);
diff --git a/src/p_enemy.c b/src/p_enemy.c
index beab8cb18..dbd35965b 100644
--- a/src/p_enemy.c
+++ b/src/p_enemy.c
@@ -10632,7 +10632,8 @@ void A_ItemPop(mobj_t *actor)
 	remains->skin = NULL;
 	remains->spawnpoint = actor->spawnpoint;
 
-	P_SetTarget(&g_tm.thing, remains);
+	// a pointless modification of global state causing bizarre collision problems... who could've thought?
+	//P_SetTarget(&g_tm.thing, remains);
 
 	//if (actor->info->deathsound)
 		//S_StartSound(remains, actor->info->deathsound);
@@ -11187,7 +11188,7 @@ void A_SSMineExplode(mobj_t *actor)
 	INT32 locvar1 = var1;
 	mobjtype_t type;
 	skincolornum_t color = SKINCOLOR_KETCHUP;
-	explodedist = FixedMul((3*actor->info->painchance)/2, actor->scale);
+	explodedist = FixedMul((3*actor->info->painchance)/2, mapobjectscale);
 
 	if (LUA_CallAction(A_SSMINEEXPLODE, actor))
 		return;
diff --git a/src/r_things.cpp b/src/r_things.cpp
index bac424e52..e5309cf3a 100644
--- a/src/r_things.cpp
+++ b/src/r_things.cpp
@@ -1968,11 +1968,11 @@ static void R_ProjectSprite(mobj_t *thing)
 
 	if (thing->renderflags & RF_ABSOLUTEOFFSETS)
 	{
-		spr_offset = interp.spritexoffset;
+		spr_offset = FixedDiv(interp.spritexoffset, highresscale);
 #ifdef ROTSPRITE
-		spr_topoffset = (interp.spriteyoffset + FixedDiv((visoffs.y * visoffymul), mapobjectscale) + (rotoffset.y * visoffymul));
+		spr_topoffset = (FixedDiv(interp.spriteyoffset, highresscale) + FixedDiv((visoffs.y * visoffymul), mapobjectscale) + (rotoffset.y * visoffymul));
 #else
-		spr_topoffset = interp.spriteyoffset;
+		spr_topoffset = FixedDiv(interp.spriteyoffset, highresscale);
 #endif
 	}
 	else
@@ -1984,7 +1984,7 @@ static void R_ProjectSprite(mobj_t *thing)
 
 		spr_offset += FixedDiv(interp.spritexoffset, highresscale) * flipoffset;
 #ifdef ROTSPRITE
-		spr_topoffset += (FixedDiv(interp.spritexoffset, highresscale) + FixedDiv((visoffs.y * visoffymul), mapobjectscale) + (rotoffset.y * visoffymul)) * flipoffset;
+		spr_topoffset += (FixedDiv(interp.spriteyoffset, highresscale) + FixedDiv((visoffs.y * visoffymul), mapobjectscale) + (rotoffset.y * visoffymul)) * flipoffset;
 #else
 		spr_topoffset += FixedDiv(interp.spriteyoffset, highresscale) * flipoffset;
 #endif