diff --git a/addons/frag/XEH_postInit.sqf b/addons/frag/XEH_postInit.sqf
index 1d2b3af267..b8b6e39f10 100644
--- a/addons/frag/XEH_postInit.sqf
+++ b/addons/frag/XEH_postInit.sqf
@@ -9,7 +9,7 @@
         };
 
 #ifdef DEBUG_MODE_DRAW
-        if (hasInterface && GVAR(debugOptions)) then {
+        if (hasInterface) then {
             private _h = [LINKFUNC(dev_drawTrace), 0] call CBA_fnc_addPerFrameHandler;
             missionNamespace setVariable [QGVAR(dev_drawPFEH), _h];
             ["unit", LINKFUNC(dev_switchUnitHandle), true] call CBA_fnc_addPlayerEventHandler;
diff --git a/addons/frag/XEH_preInit.sqf b/addons/frag/XEH_preInit.sqf
index c13f60edb3..371d8c7a6e 100644
--- a/addons/frag/XEH_preInit.sqf
+++ b/addons/frag/XEH_preInit.sqf
@@ -8,7 +8,8 @@ PREP_RECOMPILE_END;
 
 
 GVAR(spallMaterialCache) = createHashMap;
-GVAR(spallRoundCache) = createHashMap;
+GVAR(spallInfoCache) = createHashMap;
+GVAR(shouldSpallCache) = createHashMap;
 GVAR(lastSpallTime) = -2;
 
 GVAR(shouldFragCache) = createHashMap;
diff --git a/addons/frag/functions/fnc_doFrag.sqf b/addons/frag/functions/fnc_doFrag.sqf
index e9d10c6b2f..e66349a8df 100644
--- a/addons/frag/functions/fnc_doFrag.sqf
+++ b/addons/frag/functions/fnc_doFrag.sqf
@@ -19,7 +19,7 @@
  *
  * Public: No
  */
-TRACE_1("",_this);
+TRACE_1("begin doFrag",_this);
 params [
     ["_proj", objNull, [objNull]],
     ["_posASL", [0, 0, 0], [[]], [3]],
@@ -41,7 +41,7 @@ if (_ammo isEqualTo "" || {_posASL isEqualTo [0, 0, 0] || _timeSince < ACE_FRAG_
     TRACE_3("timeExit",_timeSince,CBA_missionTime,GVAR(lastFragTime));
 };
 private _maxFrags = round linearConversion [0.1, 1.5, _timeSince, ACE_FRAG_COUNT_MIN, ACE_FRAG_COUNT_MAX, true];
-TRACE_3("",_timeSince,CBA_missionTime,_maxFrags);
+TRACE_3("willFrag",_timeSince,CBA_missionTime,_maxFrags);
 
 
 private _ammoArr = [_ammo] call FUNC(getFragInfo);
diff --git a/addons/frag/functions/fnc_initBlackList.sqf b/addons/frag/functions/fnc_initBlackList.sqf
index a79ed223ae..37e2b1787b 100644
--- a/addons/frag/functions/fnc_initBlackList.sqf
+++ b/addons/frag/functions/fnc_initBlackList.sqf
@@ -15,14 +15,14 @@
  * Public: No
  */
 
-TRACE_1("Beginning blacklist init", GVAR(BlackList));
+TRACE_1("Beginning blacklist init", GVAR(blackList));
 
 if (!ADDON) then {
     [FUNC(initBlackList), [], 1] call CBA_fnc_waitAndExecute;
 };
 
 // could improve text parsing of CBA setting string
-private _convArray = parseSimpleArray GVAR(BlackList);
+private _convArray = parseSimpleArray GVAR(blackList);
 
 if (count _convArray == 0 ) exitWith {
     TRACE_1("Empty blacklist", _convArray);
diff --git a/addons/frag/functions/fnc_initRound.sqf b/addons/frag/functions/fnc_initRound.sqf
index a542e59ee0..8b25afb322 100644
--- a/addons/frag/functions/fnc_initRound.sqf
+++ b/addons/frag/functions/fnc_initRound.sqf
@@ -14,7 +14,7 @@
  *
  * Public: No
  */
- TRACE_1("",_this);
+ TRACE_1("ACE_Frag rndInit",_this);
 params [
     ["_projectile", objNull, [objNull]]
 ];
@@ -59,6 +59,10 @@ if (GVAR(spallEnabled) && {_shouldSpall}) then
             private _shotPrnt = getShotParents _proj;
             private _ammo = typeOf _proj;
             private _vUp = vectorUp _proj;
+            /*
+             * Wait a round to see what happens to the round, may result in
+             * multiple hits / slowdowns getting shunted to the first hit
+             */
             [
                 FUNC(doSpall),
                 [_proj, _hitObj, _posASL, _vel, _sNorm, _surfType, _ammo, _shotPrnt, _vUp]
@@ -66,4 +70,9 @@ if (GVAR(spallEnabled) && {_shouldSpall}) then
         }
     ];
 };
-TRACE_2("exit",_shouldFrag,_shouldSpall);
\ No newline at end of file
+#ifdef DEBUG_MODE_DRAW
+if (GVAR(debugOptions) && (_shouldFrag || _shouldSpall)) then {
+    [_projectile, "red", true] call FUNC(dev_trackObj);
+};
+#endif
+TRACE_2("initExit",_shouldFrag,_shouldSpall);
\ No newline at end of file
diff --git a/addons/frag/functions/fnc_shouldSpall.sqf b/addons/frag/functions/fnc_shouldSpall.sqf
index 393e2984c8..1d77a07256 100644
--- a/addons/frag/functions/fnc_shouldSpall.sqf
+++ b/addons/frag/functions/fnc_shouldSpall.sqf
@@ -18,16 +18,16 @@
 
 params ["_ammo"];
 
-private _shouldSpall = GVAR(spallRoundCache) get _ammo;
+private _shouldSpall = GVAR(shouldSpallCache) get _ammo;
 
 if (!isNil "_shouldSpall") exitWith {_shouldSpall};
 
 private _caliber = getNumber (configFile >> "CfgAmmo" >> _ammo >> "caliber");
 private _explosive = getNumber (configFile >> "CfgAmmo" >> _ammo >> "explosive");
-private _idH = getNumber (configFile >> "CfgAmmo" >> _ammo >> "indirectHitRange");
+private _indirectHit = getNumber (configFile >> "CfgAmmo" >> _ammo >> "indirectHitRange");
 
-_shouldSpall = _caliber >= 2.5 || (_explosive > 0 && _idh >= 1);
+_shouldSpall = _caliber * GVAR(spallIntensity) >= 2.5 || (_explosive >= 0.5 && _explosive * _indirectHit * GVAR(spallIntensity) >= 4);
 
-GVAR(spallRoundCache) set [_ammo, _shouldSpall];
+GVAR(shouldSpallCache) set [_ammo, _shouldSpall];
 
 _shouldSpall
\ No newline at end of file