Part 101

Master the Ninpo arts like Inferno and Ice Storm, and discover essential key items such as the Key of Courage and Fangs of the Samurai in this comprehensive Ninja Gaiden 4 guide.

Ninpo Arts:

1. The Art of the Inferno: Allows Ryu to control fire, enveloping him in flames and shooting a fireball.
2. The Art of the Ice Storm: Creates a whirlwind of ice shards around Ryu.
3. The Art of the Inazuma: Amplifies Ryu's bioelectric current and blasts it outwards.
4. Blades of the Ouroboros (Rachel Only): Fuses flame and lightning to create light blades.

Power-Ups:

• Elixir of Spiritual Life: Slightly heals Ryu's wounds.
• Great Spirit Elixir: Completely heals Ryu's wounds.
• Elixir of the Devil Way: Slightly replenishes Ryu's Ki power.
• Great Devil Elixir: Greatly replenishes Ryu's Ki power.
• Life of the Gods: A jewel that increases Ryu's health limit when nine are collected.
• Lives of the Thousand Gods: Instantly raises Ryu's maximum health limit.
• Spirit of the Devils: A jewel that increases Ryu's Ki limit.
• Jewel of the Demon Seal: Increases the potency of certain Ninpo techniques.
• Talisman of Rebirth: Automatically revives Ryu when his health is depleted.

Key Items:

• Fangs of the Samurai: Part of a ceremonial armor set.
• Key of Courage: Opens the door to the Inner Sanctum.
• Statue Head: The stone head of a Jizo statue.
• Wing Key: A key with a wing design.
• ID Card: Used to open certain doors on airships.
• Lilly Key: A key shaped like a lily.
• Key of Pegasus: A key shaped like the mythical winged horse.
• Book of the Eons: To be offered on an Altar to open stairs to the Hall of Eons.
• Holy Grail: A ceremonial cup that glows.
• Skull Key: A key with a skull design.
• Warehouse Key: Opens the Warehouse door.
• Shutter Control Card Key: Used to open shutters in bases.
• Control Room Key: A keycard to open the control room door.
• Key of the Insect: A key with an insect design.
• Red Tablet of the Stream: A stone tablet engraved with a wave pattern.
• Statue of the Water Spirit: A statue of the Water Spirit.
• Blue Tablet of the Stream: A stone tablet engraved with a wave pattern.
• Brand of Valor: A decorated ceremonial sword.
• Key of Triton: A key shaped like Triton.
• Mysterious Stone Tablet: A tablet from an ancient civilization.
• Shield of Vigoor: An ancient stone shield depicting the Sun God.
• Cog of Vigoor: An iron cog depicting the God of Rain.
• Eye of Flame: A bright red jewel.
• Eye of Ice: A semi-transparent blue jewel.
• Griffon Key: A key shaped like a Griffon.
• Key of the Lion: A golden key shaped like a Lion.
• Key of the Lioness: A silver key shaped like a Lioness.
• Key of the Decayed Soul: A key shaped like a rotted heart.
• Stone Tablet (Top): Part of a tablet, used as a key before a twin-headed serpent.
• Stone Tablet (Right): Part of a tablet, related to paths formed by Dragons.
• Stone Tablet (Left): Part of a tablet, related to connecting distant places.
• Oxygen Cylinder: Allows unlimited underwater movement.
• Raptor, Deity of Sentiment: A sculpture of one of the Five Great Deities.
• Wolf, Deity of Wisdom: A sculpture of one of the Five Great Deities.
• Devil, Deity of Immorality: A sculpture of one of the Five Great Deities.
• Serpent, Deity of Creation: A sculpture of one of the Five Great Deities.
• Demon, Deity of Destruction: A sculpture of one of the Five Great Deities.

History of Vigoor Books:

• The History of Vigoor I: Details the origin of Fiends as corrupted human beings.
• The History of Vigoor II: Discusses the transcendent power of high-level Fiends, often seen as gods.
• The History of Vigoor III: Mentions that Fiends can sometimes rise from dead bodies.