I received some further information from the dev team about how the changes for the appearance for the rare Inari battle are designed to work.
The Inari battle is designed to only appear in one place on the battle map, this is located in the center of the map around the base of the mountains. Let’s refer to that spot as the INARI LOCATION, and the desired battle as the INARI BATTLE… you’ll see why we’ve split that into two in a moment.
In order to proc the battle there some things need to happen:
STEP 1: You fight that battle at the INARI LOCATION (whether it’s the INARI BATTLE or not) OR fight any other battle if the battle at the INARI LOCATION has not spawned. This gives the INARI LOCATION a chance to spawn. Spawn chance in both of these cases is 50% (this is consistent with other rare battle events we’re run)
STEP 2: When the INARI LOCATION spawns a battle it will pick from all 6 available battles, giving the INARI BATTLE a 16.7...Read more