diff --git a/src/game/GossipDef.h b/src/game/GossipDef.h
index 68744dba0..98caf2277 100644
--- a/src/game/GossipDef.h
+++ b/src/game/GossipDef.h
@@ -64,6 +64,16 @@ enum GossipOptionIcon
     GOSSIP_ICON_TABARD              = 8,                    //tabard
     GOSSIP_ICON_BATTLE              = 9,                    //two swords
     GOSSIP_ICON_DOT                 = 10,                   //yellow dot
+    GOSSIP_ICON_CHAT_11             = 11,                   //This and below are most the same visual as GOSSIP_ICON_CHAT
+    GOSSIP_ICON_CHAT_12             = 12,                   //but are still used for unknown reasons.
+    GOSSIP_ICON_CHAT_13             = 13,
+    GOSSIP_ICON_CHAT_14             = 14,                   // probably invalid
+    GOSSIP_ICON_CHAT_15             = 15,                   // probably invalid
+    GOSSIP_ICON_CHAT_16             = 16,
+    GOSSIP_ICON_CHAT_17             = 17,
+    GOSSIP_ICON_CHAT_18             = 18,
+    GOSSIP_ICON_CHAT_19             = 19,
+    GOSSIP_ICON_CHAT_20             = 20,
     GOSSIP_ICON_MAX
 };
 
diff --git a/src/game/ItemPrototype.h b/src/game/ItemPrototype.h
index 053c68e7d..7ef526109 100644
--- a/src/game/ItemPrototype.h
+++ b/src/game/ItemPrototype.h
@@ -110,7 +110,7 @@ enum ITEM_FLAGS
     ITEM_FLAGS_WRAPPED                        = 0x00000008, // conflicts with heroic flag
     ITEM_FLAGS_HEROIC                         = 0x00000008, // weird...
     ITEM_FLAGS_BROKEN                         = 0x00000010, // appears red icon (like when item durability==0)
-    ITEM_FLAGS_UNK2                           = 0x00000020, // saw this on item 43012, 43013, 46377, 52021...
+    ITEM_FLAGS_INDESTRUCTIBLE                 = 0x00000020, // used for totem. Item can not be destroyed, except by using spell (item can be reagent for spell and then allowed)
     ITEM_FLAGS_USABLE                         = 0x00000040, // ?
     ITEM_FLAGS_NO_EQUIP_COOLDOWN              = 0x00000080, // ?
     ITEM_FLAGS_UNK3                           = 0x00000100, // saw this on item 47115, 49295...
diff --git a/src/game/SharedDefines.h b/src/game/SharedDefines.h
index c477031e2..3e25e4bb5 100644
--- a/src/game/SharedDefines.h
+++ b/src/game/SharedDefines.h
@@ -1925,7 +1925,7 @@ enum CreatureTypeFlags
     CREATURE_TYPEFLAGS_MININGLOOT       = 0x00000200,       // Can be looted by miner
     CREATURE_TYPEFLAGS_UNK11            = 0x00000400,       // no idea, but it used by client
     CREATURE_TYPEFLAGS_UNK12            = 0x00000800,       // related to possibility to cast spells while mounted
-    CREATURE_TYPEFLAGS_UNK13            = 0x00001000,       // ? Can aid any player in combat if in range?
+    CREATURE_TYPEFLAGS_CAN_ASSIST       = 0x00001000,       // Can aid any player (and group) in combat. Typically seen for escorting NPC's
     CREATURE_TYPEFLAGS_UNK14            = 0x00002000,       // checked from calls in Lua_PetHasActionBar
     CREATURE_TYPEFLAGS_UNK15            = 0x00004000,       // Lua_UnitGUID, client does guid_low &= 0xFF000000 if this flag is set
     CREATURE_TYPEFLAGS_ENGINEERLOOT     = 0x00008000,       // Can be looted by engineer
diff --git a/src/shared/revision_nr.h b/src/shared/revision_nr.h
index fda19a6d3..7651134dc 100644
--- a/src/shared/revision_nr.h
+++ b/src/shared/revision_nr.h
@@ -1,4 +1,4 @@
 #ifndef __REVISION_NR_H__
 #define __REVISION_NR_H__
- #define REVISION_NR "10152"
+ #define REVISION_NR "10153"
 #endif // __REVISION_NR_H__