Naval unit sprites complete

core/src/mindustry/content/Fx.java

@@ -504,6 +504,29 @@ public class Fx{
 
     }),
 
+    massiveExplosion = new Effect(30, e -> {
+
+        color(Pal.missileYellow);
+        e.scaled(7, i -> {
+            stroke(3f * i.fout());
+            Lines.circle(e.x, e.y, 4f + i.fin() * 30f);
+        });
+
+        color(Color.gray);
+
+        randLenVectors(e.id, 8, 2f + 30f * e.finpow(), (x, y) -> {
+            Fill.circle(e.x + x, e.y + y, e.fout() * 4f + 0.5f);
+        });
+
+        color(Pal.missileYellowBack);
+        stroke(1f * e.fout());
+
+        randLenVectors(e.id + 1, 6, 1f + 29f * e.finpow(), (x, y) -> {
+            lineAngle(e.x + x, e.y + y, Mathf.angle(x, y), 1f + e.fout() * 4f);
+        });
+
+    }),
+
     artilleryTrail = new Effect(50, e -> {
         color(e.color);
         Fill.circle(e.x, e.y, e.rotation * e.fout());