Seq.

core/src/mindustry/graphics/LightRenderer.java

@@ -18,7 +18,7 @@ public class LightRenderer{
 
     private float[] vertices = new float[24];
     private FrameBuffer buffer = new FrameBuffer();
-    private Array<Runnable> lights = new Array<>();
+    private Seq<Runnable> lights = new Seq<>();
 
     public void add(Runnable run){
         if(!enabled()) return;