Right before the Elements struck, the Nightmare unleashed a spell out of desperation. A substitution spell. Otherwise known as the correct use of Kawarimi.
One moment I was enjoying life, the next... well, I'm not so sure, though I was hearing voices. Now, however? I'm the last survivor of my race. I'm not even human anymore...
A human soul is stuffed into King Sombra's body. Having no idea what's going on, and thinking he is in some kind of coma, he just casually strolls into the Crystal Empire.
[Prototype 2]/MLP crossover. One of Alex Mercer's Evolved gets sent to Equestria, stricken with an obsession with security, can this untrusting being ever find peace if he does not allow himself to?