Difficulty stacks, so beating Impossible will complete the lower difficulties Hard, Normal, and Casual. Play the game first on Normal and enjoy the game in co-op or with chapter select on the higher difficulties. You'll likely collect over half of the logs, parts, artifacts, etc on this Normal playthrough. Once you go through on NG+ you should take your time…
Atlas is an action-rpg with rogue-like elements where you use your ability to control the ground to fight the enemies and move through procedurally generated worlds.
