Before you begin, you can apply this IPS patch to your Redesign rom. This applies vanilla SM physics, gives starting walljump, and skips Ceres!
Or don't! Game should still be beatable in Redesign or Undesign.
Super_Metroid_Undesign_v1.2.IPS
If you wish, apply this IPS patch before or after you roll to get shortened fanfares (thanks to neen):
shortmessageboxes_ver3.ips
Here is a map showing the names of all items in Undesign:
Redesign Rando.png

Generation can take up to 90 seconds, and your browser might stop responding.
[[fetch]] files = ["areaRando.py", "connection_data.py", "door_logic.py", "fillAssumed.py", "fillInterface.py", "item_data.py", "game.py", "loadout.py", "location_data.py", "logicCommon.py", "logicInterface.py", "logic_shortcut.py", "logic_updater.py", "romWriter.py", "solver.py", "redesigncsv.csv", "Main.py", "logicExpert.py"]