'Outriders' World Tiers: How to Unlock And Increase Level Fast, Plus Pro Tips And Tricks KEY POINTS It is the latest game from People Can Fly and Square Enix The game introduces a new difficulty system that gauges players' progress In "Outriders," the World Tier system serves as an interchangeable difficulty system that players need to manage as they go through the game. In this guide, players can learn how to unlock World Tier and increase level fast. They can also get several pro tips and tricks to make their journey in the game worth their while. How To Unlock Every World Tier