Here’s the guide to 99 Nights in the Forest The Aliens Revenge update released on June 27th, 2026. I have covered the Aliens Revenge event, the new Alien Scientist class, and more in this guide.
The Alien’s Revenge update in 99 Nights in the Forest introduces a Night 3 alien invasion event where players repair a crashed Command Ship using Alien Batteries, board a Mothership-style raid, clear alien-controlled rooms, and unlock high-tier rewards. The update also includes a new class, progression badges, and exclusive event cosmetics.
99 Nights in the Forest The Aliens Revenge Update Guide
Event Start and Core Objective
The Alien’s Revenge event automatically begins on Night 3. A cutscene plays showing UFOs crashing near the campfire. After the cutscene, the Command Ship becomes available and your main objective is to repair it using Alien Batteries.
- Event Trigger
- Activates automatically on Night 3
- UFO crash cutscene plays near campfire
- Main Objective
- Collect 5 Alien Batteries
- Repair the Command Ship at the wreck near campfire
Alien Batteries Overview
Alien Batteries are green cylindrical items found across alien locations on the map and are required to repair the Command Ship and progress the event.
- Alien Sites
- Passive loot locations with no enemies
- Contain Alien Battery and chest
- Alien Outposts
- Tower structures guarded by alien mobs
- Clear enemies before collecting battery at top
- Alien Ponds
- Green mutated fishing zones
- Fishing can drop Alien Batteries
- Alien Drops
- Blue launch pad structures
- Submit 3 alien corpses to activate reward
- Spawns chest and battery after activation
Command Ship Repair and Boarding
Once all 5 Alien Batteries are collected, they must be deposited into the Command Ship near the campfire. After full repair, the ship lifts off and a green beam appears underneath it, allowing players to board.
- Repair Process
- Deposit 5 Alien Batteries into ship
- Ship fully repairs and activates lift-off
- Boarding Method
- Green beam appears under ship
- Walk into beam to levitate and enter
Inside the Command Ship Combat
Inside the ship, players fight alien enemies while progressing through locked sections and gated rooms.
- Main Enemies
- Alien Engineers (melee attackers)
- Alien Troopers (ranged attackers)
- Key Progression Enemies
- Alien Commander (orange ranged unit)
- Alien Scout (small blue melee unit)
- Door Mechanic
- Face-scanning doors require specific corpses
- Correct corpse unlocks correct path
Room Progression and Final Battle
Players must clear three side rooms using corpse-based door access. After completing them, the final main room unlocks on the next floor.
- Side Room Progression
- Three rooms must be cleared
- Each requires Alien Commander or Alien Scout corpses
- Final Room Encounter
- Defeat around 5 remaining aliens
- Unlock final reward chest
Final Chest Rewards
The central chest contains high-tier alien loot used for progression and crafting.
- Loot Drops
- Alien Shotgun
- Dissolve Ray
- Alien-tech blueprints
- Exit Method
- Use “Teleport to Earth” door
- Completes event and returns to forest
New Class: Alien Scientist (Optional)
The Alien Scientist is a purchasable class for 600 Diamonds and is not required to complete the event.
- Starting Loadout
- Alien Shotgun
- Dissolve Ray
- Raygun
- Level 1 Perks
- Enemies under 10% HP dissolve into Essence
- Essence boosts Alien Energy regen
- +4 Sack Space
- Level 2 Perks
- Dissolve threshold increased to 15%
- Chance for food drops on dissolve
- Level 3 Perks
- Essence grants sprint speed
Event Badges and Rewards
The event includes three badges tied to major objectives in the Mothership raid.
- Engineering Badge
- Repair the Alien Ship using 5 Batteries
- Mutiny Badge
- Defeat the Alien Mothership
- Xenotech Badge
- Enter all side rooms in one run
- Final Reward
- Diamonds + Alien Wolf Skin (limited-time)
Important Note
The Alien Scientist class is optional. Any class can complete the event, repair the ship, clear the raid, and earn all rewards.
That’s it in this post on 99 Nights in the Forest The Aliens Revenge Update Guide.
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