diff --git a/core/assets/bundles/bundle.properties b/core/assets/bundles/bundle.properties
index 1a569c9eb5..708635e15e 100644
--- a/core/assets/bundles/bundle.properties
+++ b/core/assets/bundles/bundle.properties
@@ -644,6 +644,7 @@ resources.max = Max
 bannedblocks = Banned Blocks
 objectives = Objectives
 bannedunits = Banned Units
+whitelist = Whitelist
 addall = Add All
 launch.from = Launching From: [accent]{0}
 launch.capacity = Launching Item Capacity: [accent]{0}
@@ -1172,6 +1173,7 @@ rules.placerangecheck = Placement Range Check
 rules.enemyCheat = Infinite Enemy Team Resources
 rules.blockhealthmultiplier = Block Health Multiplier
 rules.blockdamagemultiplier = Block Damage Multiplier
+rules.hideBannedBlocks = Hide Banned Blocks
 rules.unitbuildspeedmultiplier = Unit Production Speed Multiplier
 rules.unitcostmultiplier = Unit Cost Multiplier
 rules.unithealthmultiplier = Unit Health Multiplier
diff --git a/core/src/mindustry/game/Rules.java b/core/src/mindustry/game/Rules.java
index 898bdcd8de..80c5146027 100644
--- a/core/src/mindustry/game/Rules.java
+++ b/core/src/mindustry/game/Rules.java
@@ -95,6 +95,12 @@ public class Rules{
     public boolean onlyDepositCore = false;
     /** If true, every enemy block in the radius of the (enemy) core is destroyed upon death. Used for campaign maps. */
     public boolean coreDestroyClear = false;
+    /** If true, banned blocks are hidden from the build menu. */
+    public boolean hideBannedBlocks = false;
+    /** If true, bannedBlocks becomes a whitelist. */
+    public boolean blockWhitelist = false;
+    /** If true, bannedUnits becomes a whitelist. */
+    public boolean unitWhitelist = false;
     /** Radius around enemy wave drop zones.*/
     public float dropZoneRadius = 300f;
     /** Time between waves in ticks. */
@@ -228,6 +234,14 @@ public class Rules{
         return buildSpeedMultiplier * teams.get(team).buildSpeedMultiplier;
     }
 
+    public boolean isBanned(Block block){
+        return blockWhitelist != bannedBlocks.contains(block);
+    }
+
+    public boolean isBanned(UnitType unit){
+        return unitWhitelist != bannedUnits.contains(unit);
+    }
+
     /** A team-specific ruleset. */
     public static class TeamRule{
         /** Whether, when AI is enabled, ships should be spawned from the core. TODO remove / unnecessary? */
diff --git a/core/src/mindustry/type/UnitType.java b/core/src/mindustry/type/UnitType.java
index b0d26ae353..cc8deb6b99 100644
--- a/core/src/mindustry/type/UnitType.java
+++ b/core/src/mindustry/type/UnitType.java
@@ -557,7 +557,7 @@ public class UnitType extends UnlockableContent{
     }
 
     public boolean isBanned(){
-        return state.rules.bannedUnits.contains(this);
+        return state.rules.isBanned(this);
     }
 
     @Override
diff --git a/core/src/mindustry/ui/dialogs/CustomRulesDialog.java b/core/src/mindustry/ui/dialogs/CustomRulesDialog.java
index 8c79d2deec..b6bbf081a0 100644
--- a/core/src/mindustry/ui/dialogs/CustomRulesDialog.java
+++ b/core/src/mindustry/ui/dialogs/CustomRulesDialog.java
@@ -180,7 +180,9 @@ public class CustomRulesDialog extends BaseDialog{
                 () -> {}, () -> {}
         )).left().width(300f).row();
 
+        check("@rules.hidebannedblocks", b -> rules.hideBannedBlocks = b, () -> rules.hideBannedBlocks);
         main.button("@bannedblocks", () -> showBanned("@bannedblocks", ContentType.block, rules.bannedBlocks, Block::canBeBuilt)).left().width(300f).row();
+        check("@whitelist", b -> rules.blockWhitelist = b, () -> rules.blockWhitelist);
 
         //TODO objectives would be nice
         if(experimental && false){
@@ -198,6 +200,7 @@ public class CustomRulesDialog extends BaseDialog{
         number("@rules.unitcostmultiplier", f -> rules.unitCostMultiplier = f, () -> rules.unitCostMultiplier);
 
         main.button("@bannedunits", () -> showBanned("@bannedunits", ContentType.unit, rules.bannedUnits, u -> !u.isHidden())).left().width(300f).row();
+        check("@whitelist", b -> rules.unitWhitelist = b, () -> rules.unitWhitelist);
 
         title("@rules.title.enemy");
         check("@rules.attack", b -> rules.attackMode = b, () -> rules.attackMode);
diff --git a/core/src/mindustry/ui/dialogs/DatabaseDialog.java b/core/src/mindustry/ui/dialogs/DatabaseDialog.java
index 0700ba562a..0100836ce2 100644
--- a/core/src/mindustry/ui/dialogs/DatabaseDialog.java
+++ b/core/src/mindustry/ui/dialogs/DatabaseDialog.java
@@ -74,7 +74,7 @@ public class DatabaseDialog extends BaseDialog{
                     Image image = unlocked(unlock) ? new Image(unlock.uiIcon).setScaling(Scaling.fit) : new Image(Icon.lock, Pal.gray);
 
                     //banned cross
-                    if(state.isGame() && (unlock instanceof UnitType u && u.isBanned() || unlock instanceof Block b && state.rules.bannedBlocks.contains(b))){
+                    if(state.isGame() && (unlock instanceof UnitType u && u.isBanned() || unlock instanceof Block b && state.rules.isBanned(b))){
                         list.stack(image, new Image(Icon.cancel){{
                             setColor(Color.scarlet);
                             touchable = Touchable.disabled;
diff --git a/core/src/mindustry/world/Block.java b/core/src/mindustry/world/Block.java
index c64718d56b..92332e8796 100644
--- a/core/src/mindustry/world/Block.java
+++ b/core/src/mindustry/world/Block.java
@@ -853,11 +853,11 @@ public class Block extends UnlockableContent implements Senseable{
     }
 
     public boolean isVisible(){
-        return !isHidden();
+        return !isHidden() && (state.rules.editor || (!state.rules.hideBannedBlocks || !state.rules.isBanned(this)));
     }
 
     public boolean isPlaceable(){
-        return isVisible() && (!state.rules.bannedBlocks.contains(this) || state.rules.editor) && supportsEnv(state.rules.env);
+        return isVisible() && (!state.rules.isBanned(this) || state.rules.editor) && supportsEnv(state.rules.env);
     }
 
     /** @return whether this block supports a specific environment. */
diff --git a/core/src/mindustry/world/blocks/payloads/Constructor.java b/core/src/mindustry/world/blocks/payloads/Constructor.java
index bc13018691..695600afdd 100644
--- a/core/src/mindustry/world/blocks/payloads/Constructor.java
+++ b/core/src/mindustry/world/blocks/payloads/Constructor.java
@@ -45,7 +45,7 @@ public class Constructor extends BlockProducer{
     }
 
     public boolean canProduce(Block b){
-        return b.isVisible() && b.size >= minBlockSize && b.size <= maxBlockSize && !(b instanceof CoreBlock) && !state.rules.bannedBlocks.contains(b) && b.environmentBuildable() && (filter.isEmpty() || filter.contains(b));
+        return b.isVisible() && b.size >= minBlockSize && b.size <= maxBlockSize && !(b instanceof CoreBlock) && !state.rules.isBanned(b) && b.environmentBuildable() && (filter.isEmpty() || filter.contains(b));
     }
     
     public class ConstructorBuild extends BlockProducerBuild{
@@ -91,4 +91,4 @@ public class Constructor extends BlockProducer{
             recipe = Vars.content.block(read.s());
         }
     }
-}
\ No newline at end of file
+}
diff --git a/core/src/mindustry/world/blocks/payloads/PayloadRouter.java b/core/src/mindustry/world/blocks/payloads/PayloadRouter.java
index baa71ef810..6b10281279 100644
--- a/core/src/mindustry/world/blocks/payloads/PayloadRouter.java
+++ b/core/src/mindustry/world/blocks/payloads/PayloadRouter.java
@@ -44,7 +44,7 @@ public class PayloadRouter extends PayloadConveyor{
     }
 
     public boolean canSort(Block b){
-        return b.isVisible() && b.size <= size && !(b instanceof CoreBlock) && !state.rules.bannedBlocks.contains(b) && b.environmentBuildable();
+        return b.isVisible() && b.size <= size && !(b instanceof CoreBlock) && !state.rules.isBanned(b) && b.environmentBuildable();
     }
 
     public boolean canSort(UnitType t){
diff --git a/core/src/mindustry/world/blocks/payloads/PayloadSource.java b/core/src/mindustry/world/blocks/payloads/PayloadSource.java
index b6f6de2380..eab910841e 100644
--- a/core/src/mindustry/world/blocks/payloads/PayloadSource.java
+++ b/core/src/mindustry/world/blocks/payloads/PayloadSource.java
@@ -76,7 +76,7 @@ public class PayloadSource extends PayloadBlock{
     }
 
     public boolean canProduce(Block b){
-        return b.isVisible() && b.size < size && !(b instanceof CoreBlock) && !state.rules.bannedBlocks.contains(b) && b.environmentBuildable();
+        return b.isVisible() && b.size < size && !(b instanceof CoreBlock) && !state.rules.isBanned(b) && b.environmentBuildable();
     }
 
     public boolean canProduce(UnitType t){