Metal Gear
Metal Gear

Ranking System Explained — Metal Gear Guide

Learn the Metal Gear ranking system and how to achieve the Big Boss rank. This guide details the mechanics and strategies for the highest acclaim.

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Ranking System Explained

Achieving the coveted "Big Boss" rank in Metal Gear is the ultimate challenge for any true stealth operative. This section breaks down the intricate ranking system, offering actionable strategies, item locations, and critical considerations to help you earn the highest accolades. Understanding these mechanics is crucial for optimizing your playthroughs and mastering the art of infiltration.

The ranking system evaluates your performance across several key metrics upon completion of the game. Your final rank is determined by a combination of factors, with some carrying more weight than others. To achieve the best ranks, particularly "Big Boss," you must strive for near-perfection in every category.

Key Ranking Metrics

Here are the primary statistics that influence your final rank:

  • Play Time: The total time taken to complete the game. Lower is always better.
  • Saves: The number of times you manually save your game. Fewer saves contribute to a higher rank.
  • Continues: The number of times you select "Continue" after dying. Absolutely zero continues are required for top ranks.
  • Alerts: The number of times the alert phase is triggered. Minimizing alerts is paramount.
  • Kills: The total number of enemies eliminated. Non-lethal approaches are highly favored.
  • Damage Taken: The amount of damage Snake sustains. Avoiding damage is key to survival and rank.
  • Rations Used: The number of Rations consumed. Using Rations indicates taking damage, which negatively impacts your score.
  • Special Items Used: Certain items, like the Stealth Camo or Bandana, are considered "special" and their use will prevent you from achieving the highest ranks.

Strategies for Achieving Top Ranks (e.g., Big Boss)

To secure the prestigious "Big Boss" rank, you must adhere to a strict set of guidelines. This isn't just about finishing the game; it's about mastering it with precision and efficiency.

1. Minimize Play Time

A fast completion time is critical. For the "Big Boss" rank, aim for a completion time under 3 hours. This requires intimate knowledge of the game's layout and boss strategies.

  • Route Optimization: Plan your path through each area to avoid unnecessary detours.
  • Boss Speed Kills: Learn the quickest ways to defeat bosses. For example, using the Stinger Missile against the Hind D, or the Grenades against Vulcan Raven's tank.
  • Skip Cutscenes: Press the Start button to skip all non-essential cutscenes and codec calls.

2. Zero Saves and Continues

This is arguably the most challenging requirement. For "Big Boss," you must complete the entire game without a single manual save and without using any continues. This means if you die, you must restart from your last save (which, ideally, would be the beginning of the game for a perfect run).

  • Practice Sections: If you're struggling with a particular area or boss, practice it on a separate save file until you can consistently clear it without error.
  • Memory Card Management: If playing on original hardware, consider backing up your save file to a second memory card at critical junctures, though this technically goes against the spirit of a "no save" run for ranking. For a true "Big Boss" run, you must commit to a single, continuous attempt.

3. Zero Alerts

Remaining undetected is fundamental to the "Metal Gear" experience and essential for top ranks. Aim for 0 Alerts.

  • Stealth Movement: Utilize crawling (press X) and walking (light pressure on D-pad/analog stick) to avoid making noise.
  • Chokeholds and Knockouts: Instead of killing, use the chokehold (approach from behind and hold Square) to neutralize guards non-lethally.
  • Distractions: Use the Chaff Grenades to temporarily disable surveillance cameras and some enemy equipment. The Magazine item can also distract guards when thrown.
  • Cardboard Box: The Cardboard Box (found in various locations like the Cargo Dock or Tank Hangar) is excellent for hiding and moving past guards unnoticed, especially when combined with truck transport.

4. Minimal Kills

While not strictly zero, aiming for 0-5 Kills is ideal for the "Big Boss" rank. Prioritize non-lethal takedowns.

  • Non-Lethal Weapons: The SOCOM Pistol (with tranquilizer rounds, if available in your version) or simply using chokeholds are your best friends.
  • Boss Fights: Bosses typically do not count towards your kill total for ranking purposes, so you can use lethal force against them without penalty.

5. Zero Damage Taken & Rations Used

Taking damage and using Rations are closely linked. For "Big Boss," you must aim for 0 Damage Taken and 0 Rations Used.

  • Evasion: Focus on avoiding enemy attacks entirely. Learn enemy patrol patterns and attack timings.
  • Boss Patterns: Memorize boss attack patterns to dodge effectively. For example, during the Psycho Mantis fight, knowing when to switch controller ports is crucial to avoid damage.
  • Health Regeneration: Your health regenerates slowly over time. If you take minor damage, try to find a safe spot to wait it out rather than using a Ration.

6. Avoid Special Items

Certain items, while powerful, are considered "special" and will disqualify you from achieving the highest ranks if used. These include:

  • Stealth Camo: Obtained by achieving the "Fox" or "Big Boss" rank on a previous playthrough.
  • Bandana: Grants infinite ammunition. Also obtained from a previous high-rank playthrough.

For a "Big Boss" run, you must complete the game without ever equipping or using these items.

Item Locations and Usage Tips for High Ranks

Knowing where to find essential gear and how to use it efficiently is vital:

  • SOCOM Pistol: Found in the Tank Hangar, under the truck. Essential for non-lethal takedowns.
  • Thermal Goggles: Located in the Tank Hangar, on the second floor. Useful for spotting tripwires and hidden enemies, especially in dark areas like the Nuclear Warhead Storage Building.
  • Body Armor: Found in the Nuclear Warhead Storage Building B2. While taking damage is to be avoided, if you must, the Body Armor can mitigate some of it, but remember the "0 Damage Taken" rule for Big Boss.
  • Grenades: Found in the Tank Hangar, on the first floor. Useful for boss fights like the M1 Tank.
  • Chaff Grenades: Located in the Tank Hangar, on the second floor. Crucial for disabling cameras and certain electronic defenses.
  • Diazepam: Found in the Medical Room in the Nuclear Warhead Storage Building B2. Use it to steady your aim with sniper rifles, particularly during the Sniper Wolf encounters.
  • Nikita Missile Launcher: Found in the Nuclear Warhead Storage Building B2. Essential for destroying the control panel in the Communications Tower.
  • Stinger Missile Launcher: Located in the Communications Tower A. Absolutely vital for the Hind D boss fight.

By diligently following these guidelines and practicing your execution, you'll be well on your way to earning the legendary "Big Boss" rank and proving your mastery of the "Metal Gear" universe.

While the original Metal Gear rewards minimal alerts and kills, Metal Gear Solid Delta: Snake Eater will likely modernize these stealth requirements through its updated injury and camouflage systems.