diff --git a/include/game/game_handler.hpp b/include/game/game_handler.hpp
index cdc210cd..e2977b77 100644
--- a/include/game/game_handler.hpp
+++ b/include/game/game_handler.hpp
@@ -2568,9 +2568,10 @@ private:
 
     // Visible equipment for other players: detect the update-field layout (base + stride)
     // using the local player's own equipped items, then decode other players by index.
-    // Default to known WotLK 3.3.5a layout: UNIT_END(148) + 0x0088 = 284, stride 2.
+    // WotLK 3.3.5a: PLAYER_VISIBLE_ITEM_1_ENTRYID = UNIT_END(148) + 0x0104 = 408, stride 2.
+    // Previous value 284 (UNIT_END+136) was wrong — landed in quest log fields.
     // The heuristic in maybeDetectVisibleItemLayout() can still override if needed.
-    int visibleItemEntryBase_ = 284;
+    int visibleItemEntryBase_ = 408;
     int visibleItemStride_ = 2;
     bool visibleItemLayoutVerified_ = false;  // true once heuristic confirms/overrides default
     std::unordered_map<uint64_t, std::array<uint32_t, 19>> otherPlayerVisibleItemEntries_;
diff --git a/src/game/chat_handler.cpp b/src/game/chat_handler.cpp
index abe38578..8d2308d9 100644
--- a/src/game/chat_handler.cpp
+++ b/src/game/chat_handler.cpp
@@ -196,6 +196,22 @@ void ChatHandler::handleMessageChat(network::Packet& packet) {
         }
     }
 
+    // Filter addon-to-addon whispers (GearScore, DBM, oRA, etc.) from player chat.
+    // These are invisible in the real WoW client.
+    if (data.type == ChatType::WHISPER || data.type == ChatType::WHISPER_INFORM) {
+        const auto& msg = data.message;
+        if (msg.size() >= 3 && (
+            msg.rfind("GS_", 0) == 0 ||          // GearScore
+            msg.rfind("DVNE", 0) == 0 ||          // DBM (DeadlyBossMods)
+            msg.rfind("oRA", 0) == 0 ||            // oRA raid addon
+            msg.rfind("BWVQ", 0) == 0 ||           // BigWigs
+            msg.rfind("AVR", 0) == 0 ||            // AVR (Augmented Virtual Reality)
+            msg.rfind("\t", 0) == 0 ||             // Tab-prefixed addon messages
+            (msg.size() > 4 && static_cast<unsigned char>(msg[0]) > 127))) {  // Binary data
+            return; // Silently discard addon whisper
+        }
+    }
+
     // Add to chat history
     chatHistory_.push_back(data);
     if (chatHistory_.size() > maxChatHistory_) {
diff --git a/src/game/inventory_handler.cpp b/src/game/inventory_handler.cpp
index 1838e232..4a73fb76 100644
--- a/src/game/inventory_handler.cpp
+++ b/src/game/inventory_handler.cpp
@@ -2341,8 +2341,9 @@ void InventoryHandler::handleItemQueryResponse(network::Packet& packet) {
     }
 
     owner_.pendingItemQueries_.erase(data.entry);
-    LOG_DEBUG("handleItemQueryResponse: entry=", data.entry, " name='", data.name,
-              "' displayInfoId=", data.displayInfoId, " pending=", owner_.pendingItemQueries_.size());
+    LOG_WARNING("handleItemQueryResponse: entry=", data.entry, " name='", data.name,
+              "' displayInfoId=", data.displayInfoId, " valid=", data.valid,
+              " pending=", owner_.pendingItemQueries_.size());
 
     if (data.valid) {
         owner_.itemInfoCache_[data.entry] = data;
@@ -3105,7 +3106,7 @@ void InventoryHandler::updateOtherPlayerVisibleItems(uint64_t guid, const std::m
     int nonZero = 0;
     for (uint32_t e : newEntries) { if (e != 0) nonZero++; }
     if (nonZero > 0) {
-        LOG_INFO("updateOtherPlayerVisibleItems: guid=0x", std::hex, guid, std::dec,
+        LOG_WARNING("updateOtherPlayerVisibleItems: guid=0x", std::hex, guid, std::dec,
                  " nonZero=", nonZero, " base=", base, " stride=", stride,
                  " head=", newEntries[0], " shoulders=", newEntries[2],
                  " chest=", newEntries[4], " legs=", newEntries[6],
@@ -3166,7 +3167,7 @@ void InventoryHandler::emitOtherPlayerEquipment(uint64_t guid) {
         resolved++;
     }
 
-    LOG_INFO("emitOtherPlayerEquipment: guid=0x", std::hex, guid, std::dec,
+    LOG_WARNING("emitOtherPlayerEquipment: guid=0x", std::hex, guid, std::dec,
              " entries=", (anyEntry ? "yes" : "none"),
              " resolved=", resolved, " unresolved=", unresolved,
              " head=", displayIds[0], " shoulders=", displayIds[2],