diff --git a/core/assets-raw/sprites/ui/icons/icon-database.png b/core/assets-raw/sprites/ui/icons/icon-database.png
new file mode 100644
index 0000000000..f5bc48c80d
Binary files /dev/null and b/core/assets-raw/sprites/ui/icons/icon-database.png differ
diff --git a/core/assets/sprites/sprites.atlas b/core/assets/sprites/sprites.atlas
index 0d307368c2..d79f35e02e 100644
--- a/core/assets/sprites/sprites.atlas
+++ b/core/assets/sprites/sprites.atlas
@@ -8918,48 +8918,55 @@ icon-cursor
   orig: 10, 10
   offset: 0, 0
   index: -1
-icon-dev-builds
+icon-database
   rotate: false
   xy: 1363, 545
   size: 14, 14
   orig: 14, 14
   offset: 0, 0
   index: -1
-icon-discord
+icon-dev-builds
   rotate: false
   xy: 1837, 541
   size: 14, 14
   orig: 14, 14
   offset: 0, 0
   index: -1
-icon-donate
+icon-discord
   rotate: false
   xy: 1863, 473
   size: 14, 14
   orig: 14, 14
   offset: 0, 0
   index: -1
-icon-dots
+icon-donate
   rotate: false
   xy: 1889, 439
   size: 14, 14
   orig: 14, 14
   offset: 0, 0
   index: -1
-icon-editor
+icon-dots
   rotate: false
   xy: 1351, 409
   size: 14, 14
   orig: 14, 14
   offset: 0, 0
   index: -1
-icon-egg
+icon-editor
   rotate: false
   xy: 1380, 375
   size: 14, 14
   orig: 14, 14
   offset: 0, 0
   index: -1
+icon-egg
+  rotate: false
+  xy: 1407, 307
+  size: 14, 14
+  orig: 14, 14
+  offset: 0, 0
+  index: -1
 icon-elevation
   rotate: false
   xy: 433, 27
@@ -8976,7 +8983,7 @@ icon-eraser
   index: -1
 icon-exit
   rotate: false
-  xy: 1407, 307
+  xy: 579, 191
   size: 14, 14
   orig: 14, 14
   offset: 0, 0
@@ -8997,7 +9004,7 @@ icon-file-image
   index: -1
 icon-file-text
   rotate: false
-  xy: 579, 191
+  xy: 997, 141
   size: 14, 14
   orig: 14, 14
   offset: 0, 0
@@ -9011,7 +9018,7 @@ icon-fill
   index: -1
 icon-floppy
   rotate: false
-  xy: 997, 141
+  xy: 1433, 273
   size: 14, 14
   orig: 14, 14
   offset: 0, 0
@@ -9025,14 +9032,14 @@ icon-floppy-16
   index: -1
 icon-folder
   rotate: false
-  xy: 1433, 273
+  xy: 1767, 903
   size: 14, 14
   orig: 14, 14
   offset: 0, 0
   index: -1
 icon-folder-parent
   rotate: false
-  xy: 1767, 903
+  xy: 513, 191
   size: 14, 14
   orig: 14, 14
   offset: 0, 0
@@ -9046,14 +9053,14 @@ icon-generated
   index: -1
 icon-github
   rotate: false
-  xy: 513, 191
+  xy: 513, 175
   size: 14, 14
   orig: 14, 14
   offset: 0, 0
   index: -1
 icon-google-play
   rotate: false
-  xy: 513, 175
+  xy: 1867, 253
   size: 14, 14
   orig: 14, 14
   offset: 0, 0
@@ -9081,28 +9088,28 @@ icon-holdDelete
   index: -1
 icon-home
   rotate: false
-  xy: 1867, 253
+  xy: 1031, 114
   size: 14, 14
   orig: 14, 14
   offset: 0, 0
   index: -1
 icon-host
   rotate: false
-  xy: 1031, 114
+  xy: 845, 971
   size: 14, 14
   orig: 14, 14
   offset: 0, 0
   index: -1
 icon-info
   rotate: false
-  xy: 845, 971
+  xy: 1843, 801
   size: 14, 14
   orig: 14, 14
   offset: 0, 0
   index: -1
 icon-itch.io
   rotate: false
-  xy: 1843, 801
+  xy: 1757, 407
   size: 14, 14
   orig: 14, 14
   offset: 0, 0
@@ -9130,7 +9137,7 @@ icon-line
   index: -1
 icon-link
   rotate: false
-  xy: 1757, 407
+  xy: 535, 1084
   size: 14, 14
   orig: 14, 14
   offset: 0, 0
@@ -9144,7 +9151,7 @@ icon-liquid-small
   index: -1
 icon-load
   rotate: false
-  xy: 535, 1084
+  xy: 1553, 779
   size: 14, 14
   orig: 14, 14
   offset: 0, 0
@@ -9186,7 +9193,7 @@ icon-logic
   index: -1
 icon-map
   rotate: false
-  xy: 1553, 779
+  xy: 569, 457
   size: 14, 14
   orig: 14, 14
   offset: 0, 0
@@ -9270,7 +9277,7 @@ icon-pencil
   index: -1
 icon-pencil-small
   rotate: false
-  xy: 569, 457
+  xy: 623, 907
   size: 14, 14
   orig: 14, 14
   offset: 0, 0
@@ -9291,14 +9298,14 @@ icon-play
   index: -1
 icon-play-2
   rotate: false
-  xy: 623, 907
+  xy: 1363, 529
   size: 14, 14
   orig: 14, 14
   offset: 0, 0
   index: -1
 icon-play-custom
   rotate: false
-  xy: 1363, 529
+  xy: 579, 175
   size: 14, 14
   orig: 14, 14
   offset: 0, 0
@@ -9326,7 +9333,7 @@ icon-power-small
   index: -1
 icon-quit
   rotate: false
-  xy: 579, 175
+  xy: 2009, 1
   size: 14, 14
   orig: 14, 14
   offset: 0, 0
@@ -9340,14 +9347,14 @@ icon-redo
   index: -1
 icon-refresh
   rotate: false
-  xy: 2009, 1
+  xy: 1031, 98
   size: 14, 14
   orig: 14, 14
   offset: 0, 0
   index: -1
 icon-rename
   rotate: false
-  xy: 1031, 98
+  xy: 2025, 1
   size: 14, 14
   orig: 14, 14
   offset: 0, 0
@@ -9361,35 +9368,35 @@ icon-resize
   index: -1
 icon-rotate
   rotate: false
-  xy: 2025, 1
+  xy: 2033, 541
   size: 14, 14
   orig: 14, 14
   offset: 0, 0
   index: -1
 icon-rotate-arrow
   rotate: false
-  xy: 2033, 541
+  xy: 2033, 525
   size: 14, 14
   orig: 14, 14
   offset: 0, 0
   index: -1
 icon-rotate-left
   rotate: false
-  xy: 2033, 525
+  xy: 2033, 509
   size: 14, 14
   orig: 14, 14
   offset: 0, 0
   index: -1
 icon-rotate-right
   rotate: false
-  xy: 2033, 509
+  xy: 2033, 493
   size: 14, 14
   orig: 14, 14
   offset: 0, 0
   index: -1
 icon-save
   rotate: false
-  xy: 2033, 493
+  xy: 1879, 1
   size: 14, 14
   orig: 14, 14
   offset: 0, 0
@@ -9431,7 +9438,7 @@ icon-terrain
   index: -1
 icon-tools
   rotate: false
-  xy: 1879, 1
+  xy: 1895, 1
   size: 14, 14
   orig: 14, 14
   offset: 0, 0
@@ -9452,7 +9459,7 @@ icon-touchDelete
   index: -1
 icon-trash
   rotate: false
-  xy: 1895, 1
+  xy: 1911, 1
   size: 14, 14
   orig: 14, 14
   offset: 0, 0
@@ -9480,14 +9487,14 @@ icon-tree-locked
   index: -1
 icon-trello
   rotate: false
-  xy: 1911, 1
+  xy: 1927, 1
   size: 14, 14
   orig: 14, 14
   offset: 0, 0
   index: -1
 icon-tutorial
   rotate: false
-  xy: 1927, 1
+  xy: 451, 1
   size: 14, 14
   orig: 14, 14
   offset: 0, 0
@@ -9508,14 +9515,14 @@ icon-unlocked
   index: -1
 icon-unlocks
   rotate: false
-  xy: 451, 1
+  xy: 467, 1
   size: 14, 14
   orig: 14, 14
   offset: 0, 0
   index: -1
 icon-wiki
   rotate: false
-  xy: 467, 1
+  xy: 483, 1
   size: 14, 14
   orig: 14, 14
   offset: 0, 0
@@ -9543,7 +9550,7 @@ icon-zoom
   index: -1
 icon-zoom-small
   rotate: false
-  xy: 483, 1
+  xy: 2033, 477
   size: 14, 14
   orig: 14, 14
   offset: 0, 0
diff --git a/core/assets/sprites/sprites.png b/core/assets/sprites/sprites.png
index 5875b0e7ba..cc76ebfda7 100644
Binary files a/core/assets/sprites/sprites.png and b/core/assets/sprites/sprites.png differ
diff --git a/core/src/io/anuke/mindustry/ui/dialogs/DatabaseDialog.java b/core/src/io/anuke/mindustry/ui/dialogs/DatabaseDialog.java
index 879a9340e1..1ef64d2c51 100644
--- a/core/src/io/anuke/mindustry/ui/dialogs/DatabaseDialog.java
+++ b/core/src/io/anuke/mindustry/ui/dialogs/DatabaseDialog.java
@@ -1,19 +1,17 @@
 package io.anuke.mindustry.ui.dialogs;
 
 import io.anuke.arc.collection.Array;
-import io.anuke.mindustry.Vars;
-import io.anuke.mindustry.game.Content;
-import io.anuke.mindustry.game.UnlockableContent;
-import io.anuke.mindustry.graphics.Pal;
-import io.anuke.mindustry.type.ContentType;
 import io.anuke.arc.scene.event.HandCursorListener;
 import io.anuke.arc.scene.ui.Image;
 import io.anuke.arc.scene.ui.ScrollPane;
 import io.anuke.arc.scene.ui.Tooltip;
 import io.anuke.arc.scene.ui.layout.Table;
 import io.anuke.arc.scene.utils.UIUtils;
-
-import static io.anuke.mindustry.Vars.*;
+import io.anuke.mindustry.Vars;
+import io.anuke.mindustry.game.Content;
+import io.anuke.mindustry.game.UnlockableContent;
+import io.anuke.mindustry.graphics.Pal;
+import io.anuke.mindustry.type.ContentType;
 
 public class DatabaseDialog extends FloatingDialog{
 
@@ -56,11 +54,11 @@ public class DatabaseDialog extends FloatingDialog{
                 for(int i = 0; i < array.size; i++){
                     UnlockableContent unlock = (UnlockableContent) array.get(i);
 
-                    Image image = data.isUnlocked(unlock) ? new Image(unlock.getContentIcon()) : new Image("icon-tree-locked");
+                    Image image = unlocked(unlock) ? new Image(unlock.getContentIcon()) : new Image("icon-tree-locked");
                     image.addListener(new HandCursorListener());
                     list.add(image).size(size).pad(3);
 
-                    if(data.isUnlocked(unlock)){
+                    if(unlocked(unlock)){
                         image.clicked(() -> Vars.ui.content.show(unlock));
                         image.addListener(new Tooltip<>(new Table("button"){{
                             add(unlock.localizedName());
@@ -77,4 +75,8 @@ public class DatabaseDialog extends FloatingDialog{
 
         cont.add(pane);
     }
+
+    boolean unlocked(UnlockableContent content){
+        return !Vars.world.isZone() || content.unlocked();
+    }
 }
diff --git a/core/src/io/anuke/mindustry/ui/dialogs/FloatingDialog.java b/core/src/io/anuke/mindustry/ui/dialogs/FloatingDialog.java
index 4ad7908bec..7e95935bef 100644
--- a/core/src/io/anuke/mindustry/ui/dialogs/FloatingDialog.java
+++ b/core/src/io/anuke/mindustry/ui/dialogs/FloatingDialog.java
@@ -63,7 +63,7 @@ public class FloatingDialog extends Dialog{
 
     @Override
     public void addCloseButton(){
-        buttons.addImageTextButton("$back", "icon-arrow-left", 30f, this::hide).size(230f, 64f);
+        buttons.addImageTextButton("$back", "icon-arrow-left", 30f, this::hide).size(210f, 64f);
 
         keyDown(key -> {
             if(key == KeyCode.ESCAPE || key == KeyCode.BACK) {
diff --git a/core/src/io/anuke/mindustry/ui/dialogs/PausedDialog.java b/core/src/io/anuke/mindustry/ui/dialogs/PausedDialog.java
index 76cb78078f..d6d775f3c0 100644
--- a/core/src/io/anuke/mindustry/ui/dialogs/PausedDialog.java
+++ b/core/src/io/anuke/mindustry/ui/dialogs/PausedDialog.java
@@ -40,7 +40,11 @@ public class PausedDialog extends FloatingDialog{
             cont.addButton("$back", this::hide).colspan(2).width(dw*2 + 20f);
 
             cont.row();
-            cont.addButton("$techtree", ui.tech::show);
+            if(world.isZone()){
+                cont.addButton("$techtree", ui.tech::show);
+            }else{
+                cont.addButton("$database", ui.database::show);
+            }
             cont.addButton("$settings", ui.settings::show);
 
             if(!world.isZone()){
diff --git a/core/src/io/anuke/mindustry/ui/dialogs/TechTreeDialog.java b/core/src/io/anuke/mindustry/ui/dialogs/TechTreeDialog.java
index 01f140c155..5401b901f6 100644
--- a/core/src/io/anuke/mindustry/ui/dialogs/TechTreeDialog.java
+++ b/core/src/io/anuke/mindustry/ui/dialogs/TechTreeDialog.java
@@ -47,6 +47,11 @@ public class TechTreeDialog extends FloatingDialog{
         shown(() -> checkNodes(root));
         hidden(ui.deploy::setup);
         addCloseButton();
+
+        buttons.addImageTextButton("$database", "icon-database", 14*2, () -> {
+            hide();
+            ui.database.show();
+        }).size(210f, 64f);
     }
 
     @Override
diff --git a/core/src/io/anuke/mindustry/ui/fragments/HudFragment.java b/core/src/io/anuke/mindustry/ui/fragments/HudFragment.java
index a09eee83c7..f3dac5a8c3 100644
--- a/core/src/io/anuke/mindustry/ui/fragments/HudFragment.java
+++ b/core/src/io/anuke/mindustry/ui/fragments/HudFragment.java
@@ -93,7 +93,7 @@ public class HudFragment extends Fragment{
                         if(Net.active() && mobile){
                             i.getStyle().imageUp = Core.scene.skin.getDrawable("icon-chat");
                         }else{
-                            i.getStyle().imageUp = Core.scene.skin.getDrawable("icon-unlocks");
+                            i.getStyle().imageUp = Core.scene.skin.getDrawable("icon-database");
                         }
                     }).get();
 
diff --git a/core/src/io/anuke/mindustry/ui/fragments/MenuFragment.java b/core/src/io/anuke/mindustry/ui/fragments/MenuFragment.java
index 58c4354f4c..5e721f9d45 100644
--- a/core/src/io/anuke/mindustry/ui/fragments/MenuFragment.java
+++ b/core/src/io/anuke/mindustry/ui/fragments/MenuFragment.java
@@ -63,7 +63,6 @@ public class MenuFragment extends Fragment{
             join = new MobileButton("icon-add", isize, "$joingame", ui.join::show),
             editor = new MobileButton("icon-editor", isize, "$editor", () -> ui.loadAnd(ui.editor::show)),
             tools = new MobileButton("icon-tools", isize, "$settings", ui.settings::show),
-            unlocks = new MobileButton("icon-unlocks", isize, "$database", ui.database::show),
             donate = new MobileButton("icon-donate", isize, "$donate", Platform.instance::openDonations);
 
         if(Core.graphics.getWidth() > Core.graphics.getHeight()){
@@ -78,7 +77,6 @@ public class MenuFragment extends Fragment{
 
                 table.add(editor);
                 table.add(tools);
-                table.add(unlocks);
 
                 if(Platform.instance.canDonate()) table.add(donate);
             }).colspan(4);
@@ -96,8 +94,6 @@ public class MenuFragment extends Fragment{
             container.table(table -> {
                 table.defaults().set(container.defaults());
 
-                table.add(unlocks);
-
                 if(Platform.instance.canDonate()) table.add(donate);
             }).colspan(2);
         }
diff --git a/core/src/io/anuke/mindustry/world/Block.java b/core/src/io/anuke/mindustry/world/Block.java
index 73bba397d2..749e26f756 100644
--- a/core/src/io/anuke/mindustry/world/Block.java
+++ b/core/src/io/anuke/mindustry/world/Block.java
@@ -552,6 +552,11 @@ public class Block extends BlockStorage{
         return buildVisibility.get() && !isHidden();
     }
 
+    @Override
+    public boolean isHidden(){
+        return !buildVisibility.get();
+    }
+
     @Override
     public boolean alwaysUnlocked(){
         return alwaysUnlocked;