Z3M3:Absolute One-Way Paths

This is a list of paths in Super Metroid that can only be taken in one direction, regardless of items.

One-way traversal through rooms

• Crateria Super Room
  • Bottom door to top door
• Green Pirates Shaft
  • Top door to any of the following
    • Mid-right door
    • Bottom left door
    • Bottom right door
• West Ocean
  • All paths with a combination of
    • Origin door among the following
      • Top right door
      • Lower top right door (connected to top left door of Bowling Alley
      • Door to Bowling Alley Path
    • End door among the following
      • Left door
      • Entrance to Wrecked Ship
      • Door to Gravity Suit Room (assuming it's not grey)
• Green Brinstar Main Shaft / Etecoon Room (technically the same room)
  • All paths with a combination of
    • Origin door among the following
      • Top Etecoon room door
      • Bottom Etecoon room door
    • End door among the following
      • Left-most door to Etecoon Energy Tank Room
      • Door to Etecoon Room (assuming it's not grey)
      • Door to Dachora Room
      • Door to Green Brinstar Fireflea Room
      • Door to Save room
      • Door to Brinstar Pre-Map Room
      • Door to Early Supers Room
      • Elevator to Crateria
• Etecoon Energy Tank Room
  • Top left door or top right door TO bottom left door or bottom right door
• Big Pink
  • Door from bottom of Pink Brinstar Power Bomb Room, to any other door in the room
• Pink Brinstar Power Bomb Room
  • Top door to bottom door
• Spore Spawn Room
  • Bottom door to top door
    • Explanation: It's not possible to kill Spore Spawn when coming in from the top door, so the first traversal is absolutely one-way
• Spore Spawn Super Room
  • Top door to bottom door
• East Tunnel
  • Left tunnel door or right tunnel door to top right door (Barring some sort of reverse GGG))
• Caterpillar Room
  • Exit from Red Fish Room to any other door or elevator in the room