Guides for "???"
-
2
- Passenger
- Conductor
- ???
- Go to the Limitless Line and go in the train. (Limitless Line is to the left of the hub.)
- Kill the enemies and 3 bosses.
- Defeat the Conductor. (I don't know if this is a requirement, but try to end up at 0,25 - 2 hearts left. That is the only times I have seen the secret boss.)
- Kill the Secret boss.
- Die