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While going about your day-to-day tasks inFallout Shelter, you may find an intruder in your midst. No, it’s not an enemy – it’s a mysterious stranger! If you can catch him, there are rewards to be had. The problem is that he’s hard to catch. Thankfully, we know what to do.
Once the Mysterious Stranger appears in your Vault, you’ll need to act fast before the opportunity passes you by. It’s not a big deal if you miss him, but catching him can help you get ahead. Here’s everything you need to know about the Mysterious Stranger and how to find him.

Who Is The Mysterious Stranger?
If you play Fallout Shelter long enough, you mayhear a strange tone play. It sounds likea piano riff. This sudden change in musicsignals the appearanceof none other thanthe Mysterious Stranger!
The Mysterious Strangerwill not appear if the power is outin any room. Make sure to haveplenty of resources!
When he appears, you’ll need toactquickly to find himbefore he disappears. Finding him grants you arandom amount of caps.He appears aboutevery ten minutes, roughly, granting you plenty of opportunities to find him.
Tips For Finding The Mysterious Stranger
Catching the Mysterious Stranger isn’t too difficult, but it’seasy to miss himsince there’s a small window of time to locate him. This is especially trueas your Vault gets biggerand expands to deeper levels.
To help you maximize your time andmake more caps, here are some tips tohelp you find the Mysterious Strangerwhen he appears: