Warning:

I feel like it should already be obvious, but:
Not recommended to be played on a mobile device Not recommended to be played by a beginner in terms of webpuzzles likely to mention possibly disturbing content likely to have flashing lights at some point
[Images taken from the EToH Wiki.]

Proceed with caution.

[Oh, and you may not use Riddler by any means while solving. If this warning isn't taken seriously, I won't hesitate to slagbomb this riddle.]

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