Located inside the volcano as a massive shaft structure. Players must carefully climb up this volcanic interior chamber. Environment similar to Caldera but returns to vertical climbing mode. Ultimate test of endurance and skill with almost no rest platforms or luggage to open - mainly an endurance and skill trial.

A shrouded redwood forest biome that replaces the Tropics. Features dense forest terrain filled with towering redwoods, mushrooms, and creepy-crawlies. Unlike the vertical climbing of previous biomes, the Roots biome introduces a more horizontal navigation style through massive tree structures and fungal networks.