diff --git a/Common/src/main/java/at/petrak/hexcasting/api/addldata/ADCircleComponent.java b/Common/src/main/java/at/petrak/hexcasting/api/addldata/ADCircleComponent.java
deleted file mode 100644
index 22a46273..00000000
--- a/Common/src/main/java/at/petrak/hexcasting/api/addldata/ADCircleComponent.java
+++ /dev/null
@@ -1,2 +0,0 @@
-package at.petrak.hexcasting.api.addldata;public interface ADCircleComponent {
-}
diff --git a/Common/src/main/java/at/petrak/hexcasting/api/circles/BlockEdge.java b/Common/src/main/java/at/petrak/hexcasting/api/circles/BlockEdge.java
deleted file mode 100644
index 4e1da9b7..00000000
--- a/Common/src/main/java/at/petrak/hexcasting/api/circles/BlockEdge.java
+++ /dev/null
@@ -1,97 +0,0 @@
-package at.petrak.hexcasting.api.misc;
-
-import com.mojang.datafixers.util.Pair;
-import net.minecraft.core.Direction;
-import net.minecraft.util.Mth;
-
-/**
- * Edges are named after their <i>normal vectors</i>. For example, {@code XP_YP} is the top-east
- * corner of the block (positive x, positive y).
- */
-public enum BlockEdge {
-    XP_YP(Direction.EAST, Direction.UP),
-    ZP_YP(Direction.UP, Direction.SOUTH),
-    XN_YP(Direction.WEST, Direction.UP),
-    ZN_YP(Direction.UP, Direction.NORTH),
-    XP_ZP(Direction.EAST, Direction.SOUTH),
-    XN_ZP(Direction.WEST, Direction.SOUTH),
-    XP_ZN(Direction.EAST, Direction.NORTH),
-    XN_ZN(Direction.WEST, Direction.NORTH),
-    XP_YN(Direction.EAST, Direction.DOWN),
-    ZP_YN(Direction.DOWN, Direction.SOUTH),
-    XN_YN(Direction.WEST, Direction.DOWN),
-    ZN_YN(Direction.DOWN, Direction.SOUTH);
-
-    private final Direction norm1, norm2;
-
-    BlockEdge(Direction norm1, Direction norm2) {
-        this.norm1 = norm1;
-        this.norm2 = norm2;
-    }
-
-    /**
-     * Return the normals of this edge. They will be returned in order {@code X, Y, Z}.
-     */
-    public Pair<Direction, Direction> getNormals() {
-        return Pair.of(this.norm1, this.norm2);
-    }
-
-    /**
-     * Rotate this many quarters of a block counter-clockwise around the given axis.
-     * "Counter-clockwise" is from the point of view of the axis, facing inwards. So, rotating once
-     * about the {@code Y} axis brings {@code XP_ZP} to {@code XP_ZN}.
-     */
-    public BlockEdge rotateAbout(Direction.Axis axis, int quarters) {
-        quarters = Mth.positiveModulo(quarters, 4);
-        if (quarters == 0) {
-            return this;
-        }
-
-        // Oh lord, group theory that minecraft has fortunately already done for me.
-        Direction norm1$, norm2$;
-        switch (quarters) {
-            case 1 -> {
-                norm1$ = this.norm1.getCounterClockWise(axis);
-                norm2$ = this.norm2.getCounterClockWise(axis);
-            }
-            case 2 -> {
-                norm1$ = this.norm1.getAxis() == axis ? this.norm1 : this.norm1.getOpposite();
-                norm2$ = this.norm2.getAxis() == axis ? this.norm2 : this.norm2.getOpposite();
-            }
-            case 3 -> {
-                norm1$ = this.norm1.getClockWise(axis);
-                norm2$ = this.norm2.getClockWise(axis);
-            }
-            default -> throw new IllegalStateException();
-        }
-
-        return fromNormals(norm1$, norm2$);
-    }
-
-    /**
-     * Rotate this many quarters of a block counter-clockwise around the given normal.
-     * "Counter-clockwise" is from the point of view of the normal, facing outwards. So, rotating once
-     * about the {@code NORTH} axis (negative Z) brings {@code XP_ZP} to {@code YP_ZP}.
-     */
-    public BlockEdge rotateAbout(Direction direction, int quarters) {
-        if (quarters % 4 == 0) {
-            return this;
-        }
-        return rotateAbout(direction.getAxis(),
-            direction.getAxisDirection() == Direction.AxisDirection.NEGATIVE ? -quarters : quarters);
-    }
-
-    /**
-     * Get the edge from two normals.
-     */
-    public static BlockEdge fromNormals(Direction norm1, Direction norm2) {
-        for (var edge : values()) {
-            if (edge.norm1 == norm1 && edge.norm2 == norm2
-                || edge.norm1 == norm2 && edge.norm2 == edge.norm1) {
-                return edge;
-            }
-        }
-
-        throw new IllegalStateException("Couldn't find " + norm1 + " & " + norm2);
-    }
-}
diff --git a/Common/src/main/java/at/petrak/hexcasting/api/circles/FlowUpdate.java b/Common/src/main/java/at/petrak/hexcasting/api/circles/FlowUpdate.java
deleted file mode 100644
index 550279b7..00000000
--- a/Common/src/main/java/at/petrak/hexcasting/api/circles/FlowUpdate.java
+++ /dev/null
@@ -1,2 +0,0 @@
-package at.petrak.hexcasting.api.circles;public class FlowUpdate {
-}
diff --git a/Common/src/main/java/at/petrak/hexcasting/api/circles/ICircleState.java b/Common/src/main/java/at/petrak/hexcasting/api/circles/ICircleState.java
deleted file mode 100644
index 00cf8d9a..00000000
--- a/Common/src/main/java/at/petrak/hexcasting/api/circles/ICircleState.java
+++ /dev/null
@@ -1,2 +0,0 @@
-package at.petrak.hexcasting.api.circles;public interface ICircleState {
-}