1. Lobby - LSD - Kill.
2. Lobby - 2nd RDD - 1st LSD - Kill.
3. Lobby - 2nd RDD - 3rd LSD - Kill.
4. Lobby - 1Up - TR - RSD - Kill.
5. Lobby - 1Up - TR - RSD - 1st RSD - Kill.
Boss Room: Lobby - 2nd RDD - 2nd LSD - SDA [Bloody Fingers]
Boss Key (Big Key): Lobby - 1Up - TR - RSD - 1st LSD (Brass Key needed)
Brass Key: Lobby - 1Up - DDA - 3rd LSD
Iron Key: Lobby - 2nd RDD
Old Key: Lobby - 1st LDD - 3rd LSD
Thanks: Melon_Fruit