Engage-Style persisting boss music Tutorial

In Fire Emblem Engage, when you go into combat with a Boss, the boss music continues playing on the map after the battle ends. And it only stops playing after you don’t interact wih the boss for a few turns in a row.

In this tutorial, I will show you how to recreate this effect in FE8 using FEBuilder. It only requires 2 simple events and a few patches.


  • Step 1: Boss quote event

For this tutorial, I will test with a clean FE8 ROM. No Skill System required. And we’ll edit O’Niel’s battle for easier testing.

Go to O’Niel in the unit placer, and then go to his battle quote. Here, copy the Text ID for his dialogue, and then set it to 0. Then, allocate a new event. Also, set the completion flag to 0. This will make it so that the event always plays.

Next, you’ll wan to make the conversation in the event play only once. Use the event template “If flag is OFF”, but replace the dialogue with O’Niel’s dialogue, and check for flag 01. And right after the dialogue, turn on Flag 01. This will make it so the event plays every time, but the battle quote itself plays only once.

You’d think we want to use “If flag is ON”, but no. It’s the other way around. It’s a bit counter intuitive.

The event should look like this:

Make sure to save your changes.


  • Step 2: Patches

Now, we have to install a few patches.

Anti-Huffman (Obviously, if you wanna change any text)
AddEvent: ChangeChapterSong Dynamic
Continue Battle BGM Between Map and Combat 20220321
Change Battle BGM By Chapter or Change Battle Music Per Unit

Change Battle Music Per Unit includes functionality from Change Battle BGM By Chapter. If you want units with unique battle themes, it is reccommended you install Change Battle BGM By Chapter. You cannot install both at the same time.

Those are all the patches that you need for this.
image


  • Step 3: More Events

For this step, you want to click on the Event button in Simple Menu to bring up the Event Conditions for Prologue.

Here, we wanna click data expansion, and make space for just one more event (5 total). And set Turn Start to 1, Turn End to 255, and the completion flag to 0, so that the event plays infinitely.Also, set Army Phase to 0. And then, click New Event to allocate a new empty event.

For this event, we’re gonna use Counters. First, I’ll show what the event should look like:

First, we add 1 to Counter ID0. And then we check this same counter ID.
If the Counter value is less than 3, Then it jumps to Conditional ID 9000, and ends the event. If it’s 3 or more, then it’ll execute the function that changes the Map music, thanks to the patch we installed earlier. With this function, you should match the BGM to the ones set by default in the chapter editor.
For Prologue, it should look like this:

Also, make sure that here, Overwrite VictoryBGM is set to False.

Next, we’ll go back to the O’Niel boss quote event.
Here, at the start of the event, we want to change the battle map music to the corresponding Boss music you want, and set Overwrite VictoryBGM to True.
Right after that, do a regular change BGM to the same music, so that the music actually changes in battle. This all goes before the Flag Check.
Then, at the end of the event, right after the label conditional, set the value of Counter ID0 to 0

The resulting event should look like this:

Also, don’t worry about the warning for the priority level of the song chosen. It doesn’t matter.


  • Step 4: The final touch

For this final step, all you have to do is go back to Unit Placer, and go to the boss, and then jump to their Battle BGM. Here, it’s very important that you set it to FFFF. NOT 0, but FFFF.

This is what will make the Battle Music continue smoothly between battle and the map.


And with that, we’re done!

Now, if you attack O’Niel, the battle music will continue to play on the map. And if you don’t go into combat with him for 3 turns in a row, the map music will go back to normal (At the start of the 3rd player phase). If you battle him before those 3 turns, the counter resets.

If you want to change th amount of turns to wait for the map music to go back, you can go change the turn event we made back in step 3, and change the 3 in “Imm BLT” command to any number of turns you want.

Thanks to 7743 for helping me with the details, and letting me know that Change Battle BGM By Chapter is required.


Demonstration video:


EDIT:
Cleared up some things about compatibility between Change Battle BGM By Chapter and Change Battle Music Per Unit

9 Likes

Love to see this! Now boss music can be given the respect it deserves.

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If you want it to be like FE16 where the boss BGM stays on until the boss dies, or until another boss overrides it, simply get rid of the end-of-turn check for boss engagement, alter the boss death quote to an event that displays the death quote and changes the music back to normal after the death dialogue.

For multiple boss BGM (due to bosses of differing importance and thus have different BGM), you will need to use flags to keep track of which BGM is meant to play, and upon a boss dies, whether or not to go back to regular map BGM or to switch to a different boss BGM if other bosses are still engaged and alive.

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