public void shieldReady() {
   if (GameData.villageShield()) {
     Gdx.app.log("Seconds", lobby.timepassed + "");
     minusDur = lobby.seconds - GameData.logInTime();
     GameData.setShieldDuration(GameData.shieldDuration() - (int) lobby.timepassed);
     if (GameData.shieldDuration() > 0) {
       showShieldBuff();
     } else {
       GameData.setVillageShield(false);
     }
   }
 }