diff --git a/src/CastleAssets.h b/src/CastleAssets.h
deleted file mode 100644
index d24aeaa..0000000
--- a/src/CastleAssets.h
+++ /dev/null
@@ -1,38 +0,0 @@
-#pragma once
-
-#include <string>
-#include <vector>
-
-using CastleAsset =
-    std::pair<std::vector<std::string>, std::vector<std::string>>;
-
-inline std::vector<CastleAsset> castleAsset = {
-    {{
-      R"(               T~~)",
-      R"(               |)",
-      R"(              /^\)",
-      R"(             /   \)",
-      R"( _   _   _  /     \  _   _   _)",
-      R"([ ]_[ ]_[ ]/ _   _ \[ ]_[ ]_[ ])",
-      R"(|_=__-_ =_|_[ ]_[ ]_|_=-___-__|)",
-      R"( | _- =  | =_ = _    |= _=   |)",
-      R"( |= -[]  |- = _ =    |_-=_[] |)",
-      R"( | =_    |= - ___    | =_ =  |)",
-      R"( |=  []- |-  /| |\   |=_ =[] |)",
-      R"( |- =_   | =| | | |  |- = -  |)",
-      R"( |_______|__|_|_|_|__|_______|)"},
-     {
-      R"(                RR)",
-      R"()",
-      R"(              yyy)",
-      R"(             y   y)",
-      R"(            y     y)",
-      R"(           y       y)",
-      R"()",
-      R"()",
-      R"()",
-      R"(              yyy)",
-      R"(             yy yy)",
-      R"(            y y y y)",
-      R"(            yyyyyyy)"}}
-};