Five Nights on YouTube

Five Nights on YouTube is a game made by Flashlight Problems Studios.

Markiplier
Acts like Bonnie, but can move faster than others. He appears at both doors, and can appear in the same room as other YouTubers. Mark will backtrack, and he will do so more often on earlier nights. His debute is night 1. He starts at the Mark Room.

Jacksepticeye
Jack Appears only at the right door. Jack moves in a zigzag pattern to the office, and doesn't backtrack unless blocked by a door. His debute is 4am on night 1 and he starts in the Mark Room.