Board Thread:Off Topic/@comment-30249349-20180213201346/@comment-30249349-20180221014427

Hmmmmmm ... I don't really know ... Kudos to the one that CAN guess it :)

But my clues are:

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This level took 1.5 years to verify.

This level has a very notorious invisible triple spike in the very end, causing several elite players to fail at 99%.