Forge your own path in Hollow Knight! An epic action adventure through a vast, ruined kingdom of insects and heroes. Hollow Knight is a classically styled 2D action adventure across a vast interconnected world. Explore twisting caverns, ancient cities and deadly wastes; battle tainted creatures and befriend bizarre bugs; and solve ancient mysteries at the kingdom's heart. Includes free content packs! All new quests, boss battles and secrets! Hidden Dreams: Mighty new foes emerge! New Boss fights. New Upgrades. New Music,The Grimm Troupe: Light the Nightmare Lantern. Summon the Troupe. New Major Quest. New Boss Fights. New Charms. New Enemies. New Friends. Lifeblood: New mapping tools. New Boss fight. Upgraded Bosses. New Music. Hidden Extras!.