Mercy Killing

{3}: Destroy target creature you control that is blocking or being blocked. You may return that creature to the battlefield at the beginning of
your next end step and attach an equipment you control to that creature.
When hacking Eve in the final battle, 9S became
infected as well. He begged 2B to kill him as well so
that he wouldn't be able to hurt the ones he loved. Her
tears fell onto his face as she choked him to death, an
action she was cursed to repeat for eternity.