diff --git a/core/assets/baseparts/rtgbrick1.msch b/core/assets/baseparts/rtgbrick1.msch
new file mode 100644
index 0000000000..f894bcdd1b
--- /dev/null
+++ b/core/assets/baseparts/rtgbrick1.msch
@@ -0,0 +1,2 @@
+msch
x��K� CͯE=
+���ʂ�B%
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�Jبt��갔Љ�ι,��D~��@+��*I����#�%�>Q%��|Ԕ�l�ʈYܵ��4
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\ No newline at end of file
diff --git a/core/assets/baseparts/rtgbrick2.msch b/core/assets/baseparts/rtgbrick2.msch
new file mode 100644
index 0000000000..f6898651e9
--- /dev/null
+++ b/core/assets/baseparts/rtgbrick2.msch
@@ -0,0 +1,5 @@
+msch
x�
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+�0C�OҖ�E�M��p���N�0v��;�$!�	���� <d�MJ����ԓ�s�V
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+��HCt��.I�Wo%��u��p�$a�¬��
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\ No newline at end of file
diff --git a/core/assets/baseparts/rtgsalvo.msch b/core/assets/baseparts/rtgsalvo.msch
new file mode 100644
index 0000000000..db60d562fd
Binary files /dev/null and b/core/assets/baseparts/rtgsalvo.msch differ
diff --git a/core/assets/baseparts/solarbrick1.msch b/core/assets/baseparts/solarbrick1.msch
new file mode 100644
index 0000000000..730215bf91
Binary files /dev/null and b/core/assets/baseparts/solarbrick1.msch differ
diff --git a/core/assets/baseparts/solarbrick2.msch b/core/assets/baseparts/solarbrick2.msch
new file mode 100644
index 0000000000..3909b5f00f
Binary files /dev/null and b/core/assets/baseparts/solarbrick2.msch differ
diff --git a/core/assets/baseparts/solarbrick4.msch b/core/assets/baseparts/solarbrick4.msch
new file mode 100644
index 0000000000..d740903d5e
Binary files /dev/null and b/core/assets/baseparts/solarbrick4.msch differ
diff --git a/core/src/mindustry/ai/BaseBuilderAI.java b/core/src/mindustry/ai/BaseBuilderAI.java
index d53ab68712..afc2a40be8 100644
--- a/core/src/mindustry/ai/BaseBuilderAI.java
+++ b/core/src/mindustry/ai/BaseBuilderAI.java
@@ -25,7 +25,7 @@ import static mindustry.Vars.*;
 
 public class BaseBuilderAI{
     private static final Vec2 axis = new Vec2(), rotator = new Vec2();
-    private static final int attempts = 5, coreUnitMultiplier = 2;
+    private static final int attempts = 6, coreUnitMultiplier = 2;
     private static final float emptyChance = 0.01f;
     private static final int timerStep = 0, timerSpawn = 1, timerRefreshPath = 2;
     private static final float placeIntervalMin = 12f, placeIntervalMax = 2f;