Notes:

And after the end, all that is left are the insatiable beasts and those too cowardly or weak to fight against them.

The last life taken will be the most vulnerable.
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Made by the creator of the Heaven Stairway Incident (me), which started the whole Trollface Incident meme. This may or may not be canon to it, but it is posed as the last life taken at the hands of the troll-related events plaguing the earth.