diff --git a/src/IndividualProgression.cpp b/src/IndividualProgression.cpp
index f22f458..7a0915c 100644
--- a/src/IndividualProgression.cpp
+++ b/src/IndividualProgression.cpp
@@ -208,71 +208,146 @@ bool IndividualProgression::hasCustomProgressionValue(uint32 creatureEntry)
 }
 
 
+void IndividualProgression::checkIPProgression(Player* killer)
+{
+    if (!enabled || disableDefaultProgression)
+    {
+        return;
+    }
+
+    if (killer->HasAchieved(HALION_KILL)) // 4815
+    {
+        UpdateProgressionState(killer, PROGRESSION_WOTLK_TIER_5);
+        return;
+    }
+    else if (killer->HasAchieved(LICH_KING_KILL)) // 4597
+    {
+        UpdateProgressionState(killer, PROGRESSION_WOTLK_TIER_4);
+        return;
+    }
+    else if (killer->HasAchieved(ANUB_ARAK_KILL)) // 3916
+    {
+        UpdateProgressionState(killer, PROGRESSION_WOTLK_TIER_3);
+        return;
+    }
+    else if (killer->HasAchieved(KEL_THUZAD_KILL)) // 575
+    {
+        UpdateProgressionState(killer, PROGRESSION_WOTLK_TIER_1);
+        return;
+    }
+    else if (killer->HasAchieved(KIL_JAEDEN_KILL)) // 698
+    {
+        UpdateProgressionState(killer, PROGRESSION_TBC_TIER_5);
+        return;
+    }
+    else if (killer->HasAchieved(ZUL_JIN_KILL)) // 691
+    {
+        UpdateProgressionState(killer, PROGRESSION_TBC_TIER_4);
+        return;
+    }
+    else if (killer->HasAchieved(ILLIDAN_KILL)) // 697
+    {
+        UpdateProgressionState(killer, PROGRESSION_TBC_TIER_3);
+        return;
+    }
+    else if (killer->HasAchieved(KAEL_THAS_KILL)) // 696
+    {
+        UpdateProgressionState(killer, PROGRESSION_TBC_TIER_2);
+        return;
+    }
+    else if (killer->HasAchieved(MALCHEZAAR_KILL)) //  690
+    {
+        UpdateProgressionState(killer, PROGRESSION_TBC_TIER_1);
+        return;
+    }
+    else if (killer->HasAchieved(C_THUN_KILL)) // 687
+    {
+        UpdateProgressionState(killer, PROGRESSION_AQ);
+        return;
+    }
+    else if (killer->HasAchieved(NEFARIAN_KILL)) // 685
+    {
+        UpdateProgressionState(killer, PROGRESSION_BLACKWING_LAIR);
+        return;
+    }
+    else if (killer->HasAchieved(ONYXIAS_KILL)) // 684
+    {
+        UpdateProgressionState(killer, PROGRESSION_ONYXIA);
+        return;
+    }
+    else if (killer->HasAchieved(RAGNAROS_KILL)) // 686
+    {
+        UpdateProgressionState(killer, PROGRESSION_MOLTEN_CORE);
+        return;
+    }
+}
+
 void IndividualProgression::checkKillProgression(Player* killer, Creature* killed)
 {
-        if (!enabled)
-        {
-            return;
-        }
+    if (!enabled)
+    {
+        return;
+    }
 
-        if (hasCustomProgressionValue(killed->GetEntry()))
-        {
-            UpdateProgressionState(killer, static_cast<ProgressionState>(customProgressionMap[killed->GetEntry()]));
-            return;
-        }
+    if (hasCustomProgressionValue(killed->GetEntry()))
+    {
+        UpdateProgressionState(killer, static_cast<ProgressionState>(customProgressionMap[killed->GetEntry()]));
+        return;
+    }
 
-        if (disableDefaultProgression)
-        {
-            return;
-        }
-        switch (killed->GetEntry())
-        {
-            case RAGNAROS:
-                UpdateProgressionState(killer, PROGRESSION_MOLTEN_CORE);
-                break;
-            case ONYXIA:
-                UpdateProgressionState(killer, PROGRESSION_ONYXIA);
-                break;
-            case NEFARIAN:
-                UpdateProgressionState(killer, PROGRESSION_BLACKWING_LAIR);
-                break;
-            case CTHUN:
-                UpdateProgressionState(killer, PROGRESSION_AQ);
-                break;
-            case KELTHUZAD_40:
-                UpdateProgressionState(killer, PROGRESSION_NAXX40);
-                break;
-            case MALCHEZAAR:
-                UpdateProgressionState(killer, PROGRESSION_TBC_TIER_1);
-                break;
-            case KAELTHAS:
-                UpdateProgressionState(killer, PROGRESSION_TBC_TIER_2);
-                break;
-            case ILLIDAN:
-                UpdateProgressionState(killer, PROGRESSION_TBC_TIER_3);
-                break;
-            case ZULJIN:
-                UpdateProgressionState(killer, PROGRESSION_TBC_TIER_4);
-                break;
-            case KILJAEDEN:
-                UpdateProgressionState(killer, PROGRESSION_TBC_TIER_5);
-                break;
-            case KELTHUZAD:
-                UpdateProgressionState(killer, PROGRESSION_WOTLK_TIER_1);
-                break;
-            case YOGGSARON:
-                UpdateProgressionState(killer, PROGRESSION_WOTLK_TIER_2);
-                break;
-            case ANUBARAK:
-                UpdateProgressionState(killer, PROGRESSION_WOTLK_TIER_3);
-                break;
-            case LICH_KING:
-                UpdateProgressionState(killer, PROGRESSION_WOTLK_TIER_4);
-                break;
-            case HALION:
-                UpdateProgressionState(killer, PROGRESSION_WOTLK_TIER_5);
-                break;
-        }
+    if (disableDefaultProgression)
+    {
+        return;
+    }
+
+    switch (killed->GetEntry())
+    {
+        case RAGNAROS:
+            UpdateProgressionState(killer, PROGRESSION_MOLTEN_CORE);
+            break;
+        case ONYXIA:
+            UpdateProgressionState(killer, PROGRESSION_ONYXIA);
+            break;
+        case NEFARIAN:
+            UpdateProgressionState(killer, PROGRESSION_BLACKWING_LAIR);
+            break;
+        case CTHUN:
+            UpdateProgressionState(killer, PROGRESSION_AQ);
+            break;
+        case KELTHUZAD_40:
+            UpdateProgressionState(killer, PROGRESSION_NAXX40);
+            break;
+        case MALCHEZAAR:
+            UpdateProgressionState(killer, PROGRESSION_TBC_TIER_1);
+            break;
+        case KAELTHAS:
+            UpdateProgressionState(killer, PROGRESSION_TBC_TIER_2);
+            break;
+        case ILLIDAN:
+            UpdateProgressionState(killer, PROGRESSION_TBC_TIER_3);
+            break;
+        case ZULJIN:
+            UpdateProgressionState(killer, PROGRESSION_TBC_TIER_4);
+            break;
+        case KILJAEDEN:
+            UpdateProgressionState(killer, PROGRESSION_TBC_TIER_5);
+            break;
+        case KELTHUZAD:
+            UpdateProgressionState(killer, PROGRESSION_WOTLK_TIER_1);
+            break;
+        case YOGGSARON:
+            UpdateProgressionState(killer, PROGRESSION_WOTLK_TIER_2);
+            break;
+        case ANUBARAK:
+            UpdateProgressionState(killer, PROGRESSION_WOTLK_TIER_3);
+            break;
+        case LICH_KING:
+            UpdateProgressionState(killer, PROGRESSION_WOTLK_TIER_4);
+            break;
+        case HALION:
+            UpdateProgressionState(killer, PROGRESSION_WOTLK_TIER_5);
+            break;
+    }
 }
 
 
diff --git a/src/IndividualProgression.h b/src/IndividualProgression.h
index 2c4e48d..73aab7a 100644
--- a/src/IndividualProgression.h
+++ b/src/IndividualProgression.h
@@ -92,6 +92,23 @@ enum ProgressionQuests
     PROGRESSION_FLAG_WOTLK_T5 = 66018
 };
 
+enum ProgressionAchievements
+{
+    KEL_THUZAD_KILL      = 575, // WotLK, naxx40 does not have an achievement
+    ONYXIAS_KILL         = 684,
+    NEFARIAN_KILL        = 685,
+    RAGNAROS_KILL        = 686,
+    C_THUN_KILL          = 687,
+    MALCHEZAAR_KILL      = 690,
+    ZUL_JIN_KILL         = 691,
+    KAEL_THAS_KILL       = 696,
+    ILLIDAN_KILL         = 697,
+    KIL_JAEDEN_KILL      = 698,
+    ANUB_ARAK_KILL       = 3916,
+    LICH_KING_KILL       = 4597,
+    HALION_KILL          = 4815
+};
+
 enum ProgressionZones
 {
     ZONE_AZUREMYST       = 3524,
@@ -242,6 +259,7 @@ public:
     void AdjustTBCStats(Player* player) const;
     void AdjustWotLKStats(Player* player) const;
     bool hasCustomProgressionValue(uint32 creatureEntry);
+    void checkIPProgression(Player* player);	
     void checkKillProgression(Player* player, Creature* killed);
     static void LoadCustomProgressionEntries(const std::string& customProgressionString);
     static void AdjustStats(Player* player, float computedAdjustment, float computedHealingAdjustment);
diff --git a/src/IndividualProgressionPlayer.cpp b/src/IndividualProgressionPlayer.cpp
index d0994b1..8ac827b 100644
--- a/src/IndividualProgressionPlayer.cpp
+++ b/src/IndividualProgressionPlayer.cpp
@@ -32,7 +32,9 @@ public:
         {
             sIndividualProgression->UpdateProgressionState(player, static_cast<ProgressionState>(sIndividualProgression->startingProgression));
         }
+
         sIndividualProgression->CheckAdjustments(player);
+        sIndividualProgression->checkIPProgression(player);
 
         if ((sIndividualProgression->hasPassedProgression(player, PROGRESSION_MOLTEN_CORE)) && (player->GetQuestStatus(PROGRESSION_FLAG_MC) != QUEST_STATUS_REWARDED))
         {
@@ -504,22 +506,26 @@ public:
 
 
 
+
     void OnPlayerCreatureKill(Player* killer, Creature* killed) override
     {
-        sIndividualProgression->checkKillProgression(killer, killed);
-        Group* group = killer->GetGroup();
-        if (!group)
+        if (killed->GetCreatureTemplate()->rank > CREATURE_ELITE_NORMAL)
         {
-            return;
-        }
-        for (GroupReference* itr = group->GetFirstMember(); itr != nullptr; itr = itr->next())
-        {
-            Player* member = itr->GetSource();
-            if (!member)
-                continue;
+            sIndividualProgression->checkKillProgression(killer, killed);
+            Group* group = killer->GetGroup();
+            if (!group)
+            {
+                return;
+            }
+            for (GroupReference* itr = group->GetFirstMember(); itr != nullptr; itr = itr->next())
+            {
+                Player* member = itr->GetSource();
+                if (!member)
+                    continue;
 
-            if (killer->IsAtLootRewardDistance(member))
-                sIndividualProgression->checkKillProgression(member, killed);
+                if (killer->IsAtLootRewardDistance(member))
+                    sIndividualProgression->checkKillProgression(member, killed);
+            }
         }
     }