diff --git a/include/td/protocol/Protocol.h b/include/td/protocol/Protocol.h
index 361ea22..5a59377 100644
--- a/include/td/protocol/Protocol.h
+++ b/include/td/protocol/Protocol.h
@@ -13,7 +13,6 @@ enum class PacketType : std::uint8_t {
 	// client --> server
 	PlayerLogin = 0,
 	SelectTeam,
-	SpawnMob,
 	SendMobs,
 	PlaceTower,
 
@@ -33,6 +32,7 @@ enum class PacketType : std::uint8_t {
 	WorldAddTower,
 	UpdateMobStates,
 	UpdateCastleLife,
+	SpawnMob,
 	RemoveMob,
 
 	// client <--> server
diff --git a/src/server/ServerConnexion.cpp b/src/server/ServerConnexion.cpp
index 7b1d6b7..8051404 100644
--- a/src/server/ServerConnexion.cpp
+++ b/src/server/ServerConnexion.cpp
@@ -13,6 +13,7 @@
 #include "td/protocol/packets/RemoveTowerPacket.h"
 #include "td/protocol/packets/SelectTeamPacket.h"
 #include "td/protocol/packets/SendMobsPacket.h"
+#include "td/protocol/packets/SpawnMobPacket.h"
 #include "td/protocol/packets/UpdatePlayerTeamPacket.h"
 #include "td/protocol/packets/UpdateGameStatePacket.h"
 #include "td/protocol/packets/UpgradeTowerPacket.h"
@@ -128,6 +129,20 @@ void ServerConnexion::HandlePacket(const protocol::PlayerLoginPacket* packet) {
 	SendPacket(&headerDataPacket);
 	SendPacket(&dataPacket);
 
+	// place towers
+	for (auto tower : m_Server->GetGame().GetWorld()->GetTowers()) {
+		protocol::WorldAddTowerPacket packet(tower->GetID(), static_cast<std::int32_t>(tower->GetCenterX() - 0.5f), 
+			static_cast<std::int32_t>(tower->GetCenterY() - 0.5f), tower->GetType(), tower->GetBuilder());
+		SendPacket(&packet);
+	}
+
+	// spawn mobs
+	for (auto mob : m_Server->GetGame().GetWorld()->GetMobList()) {
+		protocol::SpawnMobPacket packet(mob->GetMobID(), mob->GetType(), mob->GetLevel(), mob->GetSender(),
+			mob->GetCenterX(), mob->GetCenterY(), mob->GetDirection());
+		SendPacket(&packet);
+		// TODO : update health
+	}
 }
 
 void ServerConnexion::HandlePacket(const protocol::SelectTeamPacket* packet) {