Pro:
Because skin is composed of small bits of tissue, damaged skin is easily replaced.
Con:
Damaged skin is replaced with corpse skin.
Pro:
By making everything large, it will be easier to work on him and he will possess great strength to accomplish tasks.
Con:
The Creature may consider “lifelong revenge plot against creator” to be a task.
Pro:
This will be at the forefront of science.
Con:
Being at the forefront of science often involves horror. That later has to be explained in such a way that it sounds like it was a good idea at the time.
Pro:
I could also make him a bride if he is lonely.
Con:
Creature may not be terribly attracted to an enormous, brutally scarred lady in a prom dress.
Pro:
The Creature can be reanimated using a simple bolt of lightning.
Con:
Lightning is like a city bus. Always there to mangle some wayward child, never available the one time you actually need it.