Frequently Asked Questions (FAQ)

Get answers for Atomic Heart: Annihilation Instinct. Learn how to defeat the Plyusch boss in Testing Ground 11 with our tactical breakdown.

How do I defeat the "Plyusch" boss in the "Testing Ground 11" section?

The Plyusch, or "Ivy" as some call it, is a formidable foe in Testing Ground 11, particularly challenging due to its rapid movements and electrical attacks. Here's a breakdown of how to approach this encounter:

• Preparation is Key: Before initiating the fight, ensure your weapon loadout includes a high-damage, single-target option like the Kalash with the "Extended Magazine" and "Recoil Compensator" upgrades, and a crowd-control weapon such as the Dominator with its "Polymer Jet" module. Stock up on Neuro-Polymers for healing and Energy Drink for stamina regeneration.
• Phase 1: Initial Engagement (Electrical Surges)
  • The Plyusch will start by generating electrical fields that track your movement. Your primary goal here is evasion. Utilize the environment, specifically the large pillars, for cover.
  • When it charges, dodge sideways using the Dash ability. A well-timed dash can put you behind a pillar, momentarily breaking its line of sight.
  • After a charge, it will often pause for a brief moment. This is your window to unleash a burst of fire from your Kalash, aiming for its glowing core on its back.
  • Consider using the Shok ability to briefly stun it, creating more opportunities for damage.
• Phase 2: Tentacle Assault (Close Quarters)
  • Once its health drops to about 60%, the Plyusch will become more aggressive, deploying multiple electrical tentacles that sweep across the arena.
  • Switch to your Dominator and use its Polymer Jet to slow down or freeze groups of tentacles, giving you breathing room.
  • Maintain distance and continue to pepper its core with Kalash fire. Don't get cornered by the tentacles; use the arena's verticality if possible to gain a better vantage point, though this is limited in Testing Ground 11.
  • If you have the Mass Telekinesis ability, it can be incredibly useful here to lift and briefly incapacitate multiple tentacles, allowing you to focus on the main body.
• Phase 3: Overload (Final Push)
  • Below 30% health, the Plyusch will enter an "overload" state, increasing its attack speed and the frequency of its electrical surges.
  • This is where sustained damage is crucial. If you have any remaining Cartridge Modules for your Kalash (e.g., "Fire Cartridge"), now is the time to activate them for bonus elemental damage.
  • Prioritize dodging and survival. Don't be afraid to use multiple Neuro-Polymers if your health drops significantly.
  • Focus fire on the core. The fight will end once its core is sufficiently damaged.

Where can I find the "Fat Boy" Rocket Launcher and its blueprints?

The "Fat Boy" Rocket Launcher is an incredibly powerful, albeit resource-intensive, weapon that can turn the tide in many difficult encounters. Acquiring it requires a bit of exploration and persistence:

• Blueprint Location: The primary blueprint for the Fat Boy is located within the "Vavilov Complex", specifically in the "Hot Lab" section. You'll need to navigate through a series of locked doors and security systems.
  • Step 1: Accessing the Hot Lab: From the main Vavilov Complex entrance, proceed through the central atrium and take the elevator down to the lower levels. Follow the signs for "Experimental Research Wing." You'll encounter several "Pchela" drones and "Laborer" robots.
  • Step 2: Security Override: The Hot Lab itself is sealed. You'll need to find three "Security Keycards" scattered throughout the Experimental Research Wing.
    • Keycard 1: On a desk in the "Bio-Analysis Chamber," guarded by two "Morgens."
    • Keycard 2: Inside a locked cabinet in the "Cryo-Storage Unit." The code for the cabinet (1987) can be found on a terminal in the adjacent office.
    • Keycard 3: Held by a "VOV-A6" robot patrolling the "Ventilation Control Room." You'll need to disable the ventilation system to access this area safely.
  • Step 3: Retrieving the Blueprint: Once inside the Hot Lab, the Fat Boy blueprint is prominently displayed on a research terminal in the central chamber. Be prepared for a sudden ambush by several "Mutants" once you interact with the terminal.
• Crafting Materials: To craft the Fat Boy at a "Nora" crafting station, you'll need a significant amount of high-tier resources:
  • Metal Parts (x300): Common, but you'll need a lot. Scavenge every container.
  • Polymer (x150): Found in chemical labs and storage areas.
  • Superconductor (x50): Rarer, often dropped by "VOV-A6" robots or found in secure chests.
  • Neuro-Polymer (x20): Essential for advanced crafting, usually found in medical facilities or as rewards for completing side objectives.
• Ammunition: Fat Boy rockets are scarce. You can find them in very limited quantities in military caches or craft them using "Explosive Material" and "Metal Parts" at Nora. Save them for boss fights or heavily armored enemies.

I'm stuck in the "Theatre" section, how do I activate the stage mechanisms?

The Theatre section is a puzzle-heavy area that tests your environmental manipulation skills. Activating the stage mechanisms requires a specific sequence of actions involving the "Candle" devices and the "Electromagnetic Crane."

• Objective: Restore Power to the Stage Lift.
  • Step 1: Locate the Candlestick Terminals: There are three Candlestick Terminals located around the main stage area. One is on the left wing, one on the right wing, and one in the orchestra pit.
  • Step 2: Charge the Candlesticks: Each terminal requires a specific "Candle" to be inserted and charged. You'll find uncharged Candles scattered throughout the Theatre's backstage areas and dressing rooms. Use your Shok ability on the Candlestick Terminals to charge the inserted Candles. The terminals will glow green when successfully charged.
  • Step 3: Activate the Electromagnetic Crane: Once all three Candlestick Terminals are charged, head to the upper catwalks above the stage. You'll find a control panel for the Electromagnetic Crane. Interact with it to activate the crane.
  • Step 4: Position the Stage Props: The crane controls a large stage prop (a giant gear). Use the crane's controls to move the gear into the designated slot on the stage floor. This will complete a circuit.
  • Step 5: Engage the Stage Lift: With the gear in place, return to the main stage level. A new control panel will now be active near the center of the stage. Interact with it to fully activate the stage lift, allowing you to proceed to the next area.
• Troubleshooting Tips:
  • If a Candlestick Terminal isn't activating, double-check that you have an uncharged Candle inserted.
  • If the Electromagnetic Crane isn't responding, ensure all three Candlestick Terminals are glowing green, indicating they are fully charged.
  • Be wary of "Lab Tech" robots that patrol the catwalks; they can disable your Shok ability if they get too close.