Rondo of Blood Menu: Stages - Manual - Walkthrough - Passwords
Secrets - Weirdness - Opening - Ending - Translation

Rondo of Blood Passwords

Level Select
At the name screen enter:
X-X!V''Q (that's 2 single quotes, not a double quote)
for access to all the levels.

Maria's Special Attack
As Maria do this move:
Quickly press Down, Up then Down/Forward + Attack
This projects Maria's alter-ego, it causes MAJOR Damage.

Castlevania Games - Rondo of Blood - Rondo Passwords