Here is the Walkthrough for Arrival. Welcome, players. This is a walkthrough for the level "Arrival" on Mythic difficulty in Halo 3, the shortest and easiest level in Halo history. Even on Mythic it is, comparatively, a piece of cake. Still, if you are a noob, or have not beaten the game on legendary, then you are strongly advised to leave now. The very visage of this page for unprepared players has been known to burn out the average player's eyes and destroy their spine. So, let's get started, then?