diff --git a/src/Dodge/Data/MTRS.hs b/src/Dodge/Data/MTRS.hs
new file mode 100644
index 000000000..f5c5e7dd2
--- /dev/null
+++ b/src/Dodge/Data/MTRS.hs
@@ -0,0 +1,6 @@
+module Dodge.Data.MTRS where
+
+import Dodge.Data.GenWorld
+import Dodge.Data.MetaTree
+
+type MTRS = MetaTree Room String