diff --git a/forge-gui/res/formats/Sanctioned/Extended.txt b/forge-gui/res/formats/Sanctioned/Extended.txt
deleted file mode 100644
index 75c6c055e97..00000000000
--- a/forge-gui/res/formats/Sanctioned/Extended.txt
+++ /dev/null
@@ -1,7 +0,0 @@
-[format]
-Name:Extended
-Order:107
-Type:Sanctioned
-Type:Historic
-Sets:SOM, MBS, NPH, M12, ISD, DKA, AVR, M13, RTR, GTC, DGM, M14, THS, BNG, JOU, M15
-Banned:Ponder; Mental Misstep