Hard enforcement of unit cap

core/src/mindustry/content/Blocks.java

@@ -1764,6 +1764,7 @@ public class Blocks implements ContentList{
             consumes.liquid(Liquids.cryofluid, 1f);
 
             constructTime = 60f * 60f * 1.5f;
+            liquidCapacity = 30f;
 
             upgrades = new UnitType[][]{
                 {UnitTypes.zenith, UnitTypes.antumbra},
@@ -1779,6 +1780,7 @@ public class Blocks implements ContentList{
             consumes.liquid(Liquids.cryofluid, 3f);
 
             constructTime = 60f * 60f * 4;
+            liquidCapacity = 60f;
 
             upgrades = new UnitType[][]{
                 {UnitTypes.antumbra, UnitTypes.eclipse},

core/src/mindustry/content/Fx.java

@@ -38,6 +38,14 @@ public class Fx{
 
     }),
 
+    unitCapKill = new Effect(80f, e -> {
+        color(Color.scarlet);
+        alpha(e.fout(Interp.pow4Out));
+
+        float size = 10f + e.fout(Interp.pow10In) * 25f;
+        Draw.rect(Icon.warning.getRegion(), e.x, e.y, size, size);
+    }),
+
     unitControl = new Effect(30f, e -> {
         if(!(e.data instanceof Unit)) return;
 

core/src/mindustry/entities/comp/UnitComp.java

@@ -148,6 +148,14 @@ abstract class UnitComp implements Healthc, Physicsc, Hitboxc, Statusc, Teamc, I
     @Override
     public void add(){
         teamIndex.updateCount(team, type, 1);
+
+        //check if over unit cap
+        if(teamIndex.countType(team, type) > Units.getCap(team)
+        && !(team == state.rules.waveTeam && state.rules.waves) //can't be wave team on wave mode
+        && !(state.isCampaign() && team == state.rules.waveTeam)){ //can't be campaign wave team
+            Fx.unitCapKill.at(this);
+            kill();
+        }
     }
 
     @Override
@@ -167,6 +175,7 @@ abstract class UnitComp implements Healthc, Physicsc, Hitboxc, Statusc, Teamc, I
 
     @Override
     public void update(){
+
         type.update(base());
 
         drag = type.drag * (isGrounded() ? (floorOn().dragMultiplier) : 1f);