Running on Windows 10 with java version "1.8.0_221" I get a crash a moment after a black screen appears:
```
Controllers: added manager for application, 1 managers active
Exception in thread "main" java.lang.NullPointerException
at mystiqa.game.state.GameState.update(GameState.java:85)
at mystiqa.game.state.world.WorldState.update(WorldState.java:98)
at mystiqa.game.Game.render(Game.java:74)
at com.badlogic.gdx.backends.lwjgl3.Lwjgl3Window.update(Lwjgl3Window.java:386)
at com.badlogic.gdx.backends.lwjgl3.Lwjgl3Application.loop(Lwjgl3Application.java:136)
at com.badlogic.gdx.backends.lwjgl3.Lwjgl3Application.<init>(Lwjgl3Application.java:110)
at mystiqa.game.desktop.DesktopLauncher.main(DesktopLauncher.java:16)
```