diff --git a/src/main/java/jchess/common/moveset/special/ShapeShifting.java b/src/main/java/jchess/common/moveset/special/ShapeShifting.java
index d8d8408..1dce915 100644
--- a/src/main/java/jchess/common/moveset/special/ShapeShifting.java
+++ b/src/main/java/jchess/common/moveset/special/ShapeShifting.java
@@ -6,39 +6,29 @@
 import jchess.common.moveset.ISpecialRule;
 import jchess.common.moveset.MoveIntention;
 import jchess.ecs.Entity;
-import jchess.el.v2.TileExpression;
-
-import java.util.List;
+import jchess.el.CompiledTileExpression;
+import jchess.el.v2.ExpressionCompiler;
+import java.util.Set;
 import java.util.stream.Stream;
 
 public class ShapeShifting implements ISpecialRule {
 
     private final IChessGame game;
     private final PieceIdentifier shiftingPieceId;
-    private final int minRange;
-    private final int maxRange;
-    private final List<PieceType> shiftablePieceTypes; // pieces that can be used for shape-shifting
+    private final Set<PieceType> shiftablePieceTypes; // pieces that can be used for shape-shifting
+    private final CompiledTileExpression shiftableExpressions;
 
-    public ShapeShifting(IChessGame game, PieceIdentifier shiftingPieceId, int minRange, int maxRange, PieceType... shiftablePieceTypes) {
+    public ShapeShifting(IChessGame game, PieceIdentifier shiftingPieceId, ExpressionCompiler shiftableExpressions, PieceType... shiftablePieceTypes) {
         this.game = game;
         this.shiftingPieceId = shiftingPieceId;
-        this.minRange = minRange;
-        this.maxRange = maxRange;
-        this.shiftablePieceTypes = List.of(shiftablePieceTypes);
+        this.shiftablePieceTypes = Set.of(shiftablePieceTypes);
+        this.shiftableExpressions = shiftableExpressions.toV1(shiftingPieceId);
     }
 
     @Override
     public Stream<MoveIntention> getSpecialMoves(Entity movingPiece, Stream<MoveIntention> currentMoves) {
         assert movingPiece.piece != null;
-        Stream<Entity> targetTiles = TileExpression.or(
-                        TileExpression.repeat(TileExpression.regex("0 30 60", true), minRange, maxRange, true),
-                        TileExpression.repeat(TileExpression.regex("60 90 120", true), minRange, maxRange, true),
-                        TileExpression.repeat(TileExpression.regex("120 150 180", true), minRange, maxRange, true),
-                        TileExpression.repeat(TileExpression.regex("180 210 240", true), minRange, maxRange, true),
-                        TileExpression.repeat(TileExpression.regex("240 270 300", true), minRange, maxRange, true),
-                        TileExpression.repeat(TileExpression.regex("0 300 330", true), minRange, maxRange, true))
-                .toV1(shiftingPieceId).findTiles(movingPiece);
-
+        Stream<Entity> targetTiles = shiftableExpressions.findTiles(movingPiece);
         return Stream.concat(currentMoves, targetTiles
                 .filter(target -> target.tile != null
                         && target.piece != null
diff --git a/src/main/java/jchess/gamemode/hex3p/Hex3pPieces.java b/src/main/java/jchess/gamemode/hex3p/Hex3pPieces.java
index 91296e1..01b0299 100644
--- a/src/main/java/jchess/gamemode/hex3p/Hex3pPieces.java
+++ b/src/main/java/jchess/gamemode/hex3p/Hex3pPieces.java
@@ -90,12 +90,12 @@ game, getPromotionTilePredicate(neighbor(330, 30), pawnId),
     Skrull(PieceType.SKRULL, new PieceStore.PieceDefinition(
             "S",
             Pawn.pieceDefinition.baseMoves(),
-            (game, skrullId) -> new ShapeShifting(game, skrullId, 1, 2,
+            (game, skrullId) -> new ShapeShifting(game, skrullId,
+                    rotations(regex("(0 30 60){1,2}", true),6),
                     PieceType.ROOK, PieceType.KNIGHT, PieceType.BISHOP, PieceType.QUEEN, PieceType.ARCHER, PieceType.CATAPULT, PieceType.PAWN
             )
     ));
 
-
     private final PieceType pieceType;
     private final PieceStore.PieceDefinition pieceDefinition;