Created test block which is coupled to the Default Spell Modifier .json model. The model has three submodels: the core, the output, and the input.

src/main/java/WayofTime/bloodmagic/block/BlockTestSpellBlock.java

@@ -0,0 +1,67 @@
+package WayofTime.bloodmagic.block;
+
+import net.minecraft.block.Block;
+import net.minecraft.block.material.Material;
+import net.minecraft.block.properties.IProperty;
+import net.minecraft.block.properties.PropertyDirection;
+import net.minecraft.block.state.BlockState;
+import net.minecraft.block.state.IBlockState;
+import net.minecraft.util.BlockPos;
+import net.minecraft.util.EnumFacing;
+import net.minecraft.world.IBlockAccess;
+import WayofTime.bloodmagic.BloodMagic;
+
+public class BlockTestSpellBlock extends Block {
+	public static final PropertyDirection INPUT = PropertyDirection
+			.create("input");
+	public static final PropertyDirection OUTPUT = PropertyDirection
+			.create("output");
+
+	public BlockTestSpellBlock() {
+		super(Material.rock);
+		setHardness(2.0F);
+		setResistance(5.0F);
+
+		setUnlocalizedName(BloodMagic.MODID + ".testSpellBlock");
+		setCreativeTab(BloodMagic.tabBloodMagic);
+		this.setDefaultState(this.blockState.getBaseState()
+				.withProperty(INPUT, EnumFacing.DOWN)
+				.withProperty(OUTPUT, EnumFacing.UP));
+	}
+
+	@Override
+	public IBlockState getStateFromMeta(int meta) {
+		return this.getDefaultState();
+	}
+
+	@Override
+	public int getMetaFromState(IBlockState state) {
+		return 0;
+	}
+
+	@Override
+	public IBlockState getActualState(IBlockState state, IBlockAccess worldIn, BlockPos pos) {
+		return state.withProperty(INPUT, EnumFacing.DOWN)
+				.withProperty(OUTPUT, EnumFacing.UP);
+	}
+
+	@Override
+	protected BlockState createBlockState() {
+		return new BlockState(this, new IProperty[] { INPUT, OUTPUT });
+	}
+
+	@Override
+	public boolean isOpaqueCube() {
+		return false;
+	}
+
+	@Override
+	public boolean isFullCube() {
+		return false;
+	}
+
+	@Override
+	public boolean isPassable(IBlockAccess blockAccess, BlockPos pos) {
+		return false;
+	}
+}