diff --git a/src/assets/player/player.pxo b/src/assets/player/player.pxo
index f85ea63..f6eef94 100644
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diff --git a/src/assets/tiles/TESTTILE.png b/src/assets/tiles/TESTTILE.png
deleted file mode 100644
index 716bab7..0000000
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diff --git a/src/assets/tiles/master_tilemap.png b/src/assets/tiles/master_tilemap.png
new file mode 100644
index 0000000..c17ba04
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diff --git a/src/assets/tiles/master_tilemap.pxo b/src/assets/tiles/master_tilemap.pxo
new file mode 100644
index 0000000..eb87618
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diff --git a/src/assets/tiles/master_tilemap_addresses.txt b/src/assets/tiles/master_tilemap_addresses.txt
new file mode 100644
index 0000000..a7f5445
--- /dev/null
+++ b/src/assets/tiles/master_tilemap_addresses.txt
@@ -0,0 +1,9 @@
+0 - martian ground
+1 - martian ground barrier UP
+2 - martian ground barrier DOWN
+3 - martian ground barrier LEFT
+4 - martian ground barrier RIGHT
+5 - martian ground barrier TOP RIGHT CORNER
+6 - martian ground barrier TOP LEFT CORNER
+7 - martian ground barrier BOTTOM RIGHT CORNER
+8 - martian ground barrier BOTTOM LEFT CORNER
\ No newline at end of file
diff --git a/src/assets/tiles/test_tile.pxo b/src/assets/tiles/test_tile.pxo
deleted file mode 100644
index 87b6ae2..0000000
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