SporeWithin
A horror expansion for Fungal Infection: Spore. Evolving mounds send scouts and patrols, launch hive raids, and threaten your base.
Three World Events
Calamity Incubation: stop a growing threat before it hatches. Great Freeze: a mound shelters beneath a heated dome as the world freezes. Spore Downpour: infected hunt in groups as the challenge scales with your equipment.
The Hive at Work: Patrols & Harvesters
The hive is always on the move. Patrol heralds sound the horn when they spot a player, alerting the hive. Harvesters gather food and carry it back to their mound. Intercept them to claim their supplies and slow the hive’s growth.
Adaptive Mound Defense
The hive adapts to your equipment and position. Build above a mound and airborne defenders can still reach you, while other infected support the defense below. Each wave brings a new challenge as you fight to break through.
Hive raids
Infected raid your base, break through defenses and steal your supplies. Stop them before they escape with your loot.
Human Remains: Burn or Suffer
The Genesis of Infection: When an infected carrier dies, it leaves behind pulsing organic remains. You have a limited 30–180 second window to break or incinerate the corpse with flint and steel before it dissolves into the ground to seed a subterranean ne
The End of Days: Proto-Brain Awakening
This is how it ends: If a 4th-stage Mound survives its 7-day maturation, it awakens the dreaded Proto-Brain! The collective Hivemind takes full control of the world, permanently unlocking natural parasite spawns and converting nighttime monsters into infe