Day 2 video game music challenge: opening level themes

Today's A-Side:

Mega Man Zero Collection OST - T2-03: Departure (San...

Ever since... what, Mega Man X? or is it 7? the series has tended to hit it out of the park with opening stages

however, today's B-Side:

Knights in the Nightmare - Music: Battle in the Aban...

I think Battle in the Abandoned Church only plays for the opening level, where most of the other normal battle themes get two or three stages

Knights is full of good music, of course, and despite being uh... kind of a mess to play on Not Physical Hardware...