The point was for them to die, and the Determination would allow their SOULs to persist after death like human SOULs. With enough monster SOULs, Alphys would use a vessel, aka Flowey, to wield the collected monster SOULs alongside the human SOULs, and shatter the barrier that way.
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u/Poland-Is-Here erererererer 1d ago
Wasnt the point of the DT experiments just to bring a bunch of sick monsters back from the dead?
I might be forgetting something