Dark Computer Virus

*This is a DarkTyrannomon XYZ fusion material.
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"This computer virus will infect a biological (living)
or mechanical (non-living) target and turn into a
evil and dark version."
If this XYZ material is detach or destroyed,
the fusion or evolution is undone: then you
send your fusioned or evolved creature to your
graveyard, and others XYZ materials of that
creature return to the battlefield under your
control.