Mephi is an evil character in Creepypasta Land.
Day 02 Edit
He advises the Protagonist along with Ben not to go in the woods the Protagonist and Ben ignore his warning and proceed into the woods where they meet Slenderman and Samira.
Good Ending Edit
When the trio procced to the cave to meet up Bloo Dee they see Dee fighting Mephi who turns out to be the demon Mephistopheles himself.
The Protagonist uses the Holy Powers to fight Mephistopheles. Mephistopheles then summons his servant Jeff the Killer who he had given god powers to fight the Protagonist for him. The Protagonist, Ben and Sally show their friendship power are stronger than theirs and Jeff respect the Protagonist for having such power that he turns on Mephistopheles to attack him. Dee is chanting a spell to seal away Mephistopheles and Jeff to hell after that The Protagonist, Ben, Sally and Bloo Dee or Bloody are happy that they saved the day.