Surprise Guest events in Obey Me! let players interact with the demon brothers and raise their Intimacy. This unlocks new events, letting you see more stories for your favorite characters. This includes Diavolo, the mighty but cheerful ruler of demonkind.
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Unless it's your birthday (i.e., the date you set as your birthday when you first started the game), not every interaction with Diavolo during his Surprise Guest visits will generate the same amount of Intimacy. This guide looks at how Surprise Guest events work, as well as how to ensure you get the most possible Intimacy each time Diavolo drops by.
Like every playable character in Obey Me!, Diavolo has a random chance to appear as a Surprise Guest after every battle in which he participates. Surprise Guests won't appear after every battle, but when they do, it will be one of the three Demons that were in your party. As long as one of the three Demon Cards you use is Diavolo, there is a possibility an event featuring him will trigger. The exact dialogue received during his visit will depend on your Star Rating from the battle.
Surprise Guests can also appear on the Home Screen. If a speech bubble with ellipses is displayed on the Home Screen, tap it to get a Surprise Guest visit. The visiting character will always be the one currently set to your Home Screen, so by setting Diavolo you can guarantee that he will visit when a Surprise Guest is triggered in this way.
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When Diavolo drops by, he will chat with you using a semi-randomized set of dialogue options. What he says is determined by the event's trigger condition - that is, whether it started from the Home Screen or after
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