diff --git a/Player.h b/Player.h
index 31b29fc..02c6b0f 100644
--- a/Player.h
+++ b/Player.h
@@ -38,8 +38,6 @@ private:
     sf::Sound _fullHealthSound;
     sf::Sound _fullAbilitySound;
 
-    std::string _name = "im";
-
     std::vector<std::shared_ptr<Weapon>> _weapons;
     size_t _selectedWeapon = 0;
 
@@ -67,14 +65,9 @@ public:
         setCollisionCallBack([this](const std::string& objName, std::shared_ptr<RigidBody> obj) {collisionWithObject(objName, obj);});
     };
 
-    [[nodiscard]] std::string name() const { return "Player_" + _name; }
-
     void setHealth(double h) {
         _health = h;
     }
-    void setAbility(double a) {
-        _ability = a;
-    }
 
     [[nodiscard]] double health() const { return _health; }
     [[nodiscard]] double ability() const { return _ability; }
diff --git a/Shooter.cpp b/Shooter.cpp
index 2616db9..0f37bf4 100644
--- a/Shooter.cpp
+++ b/Shooter.cpp
@@ -6,7 +6,6 @@
 #include <fstream>
 #include "engine/animation/AColor.h"
 #include "engine/animation/AFunction.h"
-#include "engine/animation/ATranslate.h"
 #include "engine/animation/ARotate.h"
 #include "engine/animation/Timeline.h"
 
@@ -86,7 +85,7 @@ void Shooter::start() {
     camera->translateToPoint(player->position() + Point4D{0, 1.8, 0});
     player->attach(camera, "camera");
 
-    world->addBody(player, player->name());
+    world->addBody(player, "Player");
     player->translate(Point4D{0, 10, 0});
 
     client = std::make_shared<Client>(player);
@@ -201,7 +200,7 @@ void Shooter::play() {
 }
 
 void Shooter::spawnPlayer(sf::Uint16 id) {
-    std::string name = "Player_" + std::to_string(id);
+    std::string name = "Enemy_" + std::to_string(id);
     std::shared_ptr<Player> newPlayer = std::make_shared<Player>();
     newPlayer->setCollision(false);
 
@@ -230,7 +229,7 @@ void Shooter::spawnPlayer(sf::Uint16 id) {
 }
 
 void Shooter::removePlayer(sf::Uint16 id) {
-    std::string name = "Player_" + std::to_string(id);
+    std::string name = "Enemy_" + std::to_string(id);
     world->removeBody(name);
     world->removeBody(name + "_head");
     world->removeBody(name + "_eye1");
diff --git a/Source.cpp b/Source.cpp
index 2e83cda..11fc60f 100644
--- a/Source.cpp
+++ b/Source.cpp
@@ -1,5 +1,5 @@
 //
-// Created by Èâàí Èëüèí on 06.02.2021.
+// Created by Ivan Ilin on 06.02.2021.
 //
 
 #include "Shooter.h"
diff --git a/engine/World.cpp b/engine/World.cpp
index 64b62d9..a2e6c38 100644
--- a/engine/World.cpp
+++ b/engine/World.cpp
@@ -25,7 +25,7 @@ std::pair<Point4D, string> World::rayCast(const Point4D& from, const Point4D& to
     double minDistance = 10000;
 
     for(auto& object : _objects) {
-        if((object.first.find("im") != std::string::npos) || (object.first.find("nr") != std::string::npos))
+        if((object.first.find("Player") != std::string::npos) || (object.first.find("Bonus") != std::string::npos))
             continue;
 
         for(auto& tri : object.second->triangles()) {
@@ -63,16 +63,21 @@ void World::checkCollision(const std::string& body) {
 
         _objects[body]->setInCollision(false);
 
-        for (auto &obj : _objects) {
-            if(obj.first != body) {
-                std::pair<bool, Simplex> gjk = _objects[body]->checkGJKCollision(obj.second);
+        for (auto it = _objects.begin(); it != _objects.end();) {
+
+            auto obj = it->second;
+            std::string name = it->first;
+            it++;
+
+            if(name != body) {
+                std::pair<bool, Simplex> gjk = _objects[body]->checkGJKCollision(obj);
                 if (gjk.first) {
-                    if (obj.second->isCollider()) {
-                        CollisionPoint epa = _objects[body]->EPA(gjk.second, obj.second);
-                        Solver::solveCollision(_objects[body], obj.second, epa);
+                    if (obj->isCollider()) {
+                        CollisionPoint epa = _objects[body]->EPA(gjk.second, obj);
+                        Solver::solveCollision(_objects[body], obj, epa);
                     }
                     if (_objects[body]->collisionCallBack() != nullptr)
-                        _objects[body]->collisionCallBack()(obj.first, obj.second);
+                        _objects[body]->collisionCallBack()(name, obj);
                 }
             }
         }