diff --git a/scratchpad/src/main/scala/com/htmlism/scratchpad/Load.scala b/scratchpad/src/main/scala/com/htmlism/scratchpad/Load.scala
index b3cfe39..e30c72e 100644
--- a/scratchpad/src/main/scala/com/htmlism/scratchpad/Load.scala
+++ b/scratchpad/src/main/scala/com/htmlism/scratchpad/Load.scala
@@ -2,14 +2,13 @@ package com.htmlism.scratchpad
 
 object Load:
   def constA[B: Encoded.Byte](x: B): Asm1[Reg.A] =
-    Const(x)
+    const(x)
 
   def constX[B: Encoded.Byte](x: B): Asm1[Reg.X] =
-    Const(x)
+    const(x)
 
   def constY[B: Encoded.Byte](x: B): Asm1[Reg.Y] =
-    Const(x)
+    const(x)
 
-  case class Const[R, A](x: A)(using R: Register[R], A: Encoded.Byte[A]) extends Asm1[R]:
-    def xs: List[String] =
-      List(s"${R.load} ${A.int(x)}")
+  private def const[R, A](x: A)(using R: Register[R], A: Encoded.Byte[A]) =
+    Asm1Instructions[R](List(s"${R.load} ${A.int(x)}"))
diff --git a/scratchpad/src/main/scala/com/htmlism/scratchpad/Store.scala b/scratchpad/src/main/scala/com/htmlism/scratchpad/Store.scala
index 7ce7217..03af3c0 100644
--- a/scratchpad/src/main/scala/com/htmlism/scratchpad/Store.scala
+++ b/scratchpad/src/main/scala/com/htmlism/scratchpad/Store.scala
@@ -2,14 +2,13 @@ package com.htmlism.scratchpad
 
 object Store:
   def fromA[A](dest: WriteLease.ByteAddress[A]): Asm2[Reg.A, A] =
-    Byte[Reg.A, A](dest)
+    from[Reg.A, A](dest)
 
   def fromX[A](dest: WriteLease.ByteAddress[A]): Asm2[Reg.X, A] =
-    Byte[Reg.X, A](dest)
+    from[Reg.X, A](dest)
 
   def fromY[A](dest: WriteLease.ByteAddress[A]): Asm2[Reg.Y, A] =
-    Byte[Reg.Y, A](dest)
+    from[Reg.Y, A](dest)
 
-  case class Byte[R, A](dest: WriteLease.ByteAddress[A])(using R: Register[R]) extends Asm2[R, A]:
-    def xs: List[String] =
-      List(R.store + " " + dest.address)
+  private def from[R, A](dest: WriteLease.ByteAddress[A])(using R: Register[R]) =
+    Asm2Instructions[R, A](List(R.store + " " + dest.address))
diff --git a/scratchpad/src/main/scala/com/htmlism/scratchpad/asm.scala b/scratchpad/src/main/scala/com/htmlism/scratchpad/asm.scala
index 068c231..ac06ab8 100644
--- a/scratchpad/src/main/scala/com/htmlism/scratchpad/asm.scala
+++ b/scratchpad/src/main/scala/com/htmlism/scratchpad/asm.scala
@@ -1,6 +1,6 @@
 package com.htmlism.scratchpad
 
-trait Asm1[A]:
+sealed trait Asm1[A]:
   def xs: List[String]
 
   def widenWith[B]: Asm2[A, B] =
@@ -8,7 +8,7 @@ trait Asm1[A]:
 
 case class Asm1Instructions[A](xs: List[String]) extends Asm1[A]
 
-trait Asm2[A, B]:
+sealed trait Asm2[A, B]:
   def xs: List[String]
 
   def andThen(that: Asm2[A, B]): Asm2[A, B] =