Sekiro's Katana Sword – Undead Cut Katana – Sekiro: Shadows Die Twice Replica Katana
Sekiro's Katana Sword – Undead Cut Katana – Sekiro: Shadows Die Twice Replica Katana
Sekiro's Katana Sword – Undead Cut Katana – Sekiro: Shadows Die Twice Replica Katana
Sekiro's Katana Sword – Undead Cut Katana – Sekiro: Shadows Die Twice Replica Katana
Sekiro's Katana Sword – Undead Cut Katana – Sekiro: Shadows Die Twice Replica Katana
Sekiro's Katana Sword – Undead Cut Katana – Sekiro: Shadows Die Twice Replica Katana
Sekiro's Katana Sword – Undead Cut Katana – Sekiro: Shadows Die Twice Replica Katana
Sekiro's Katana Sword – Undead Cut Katana – Sekiro: Shadows Die Twice Replica Katana
Sekiro's Katana Sword – Undead Cut Katana – Sekiro: Shadows Die Twice Replica Katana
Sekiro's Katana Sword – Undead Cut Katana – Sekiro: Shadows Die Twice Replica Katana
Hand-Forged Blade · Osafune, Japan

Sekiro’s Mortal Blade Replica Katana – 1:1 Hand-Forged Purple T10 Steel Undead Cut Sword

4.9 (14 Reviews)
$280.00
Regular price $280.00
Taxes Included.

Estimated Delivery:
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Your Order Includes Display Stand + Sword Bag
Sekiro’s Mortal Blade Replica Katana – 1:1 Hand-Forged Purple T10 Steel Undead Cut Sword
Display Stand
Sword Bag
From Our Community
Community Trust
320,000+ Japanese Swords Sold Since 1996
3,665 Five-Star Reviews
96.8% Customer Satisfaction
Description

Description

Sekiro's Mortal Blade (Purple Undead Cut Katana) – 1:1 Hand-Forged Purple T10 Steel Replica

Unsheathe the Mortal Blade. Harness the Mystical Aura of Ashina. Forged from high-grade T10 carbon steel and heat-treated to a specialty purple-crimson finish, this battle-ready replica recreates the iconic Mortal Blade from Sekiro: Shadows Die Twice. The blade undergoes an eight-stage hand-grinding process and is oil-quenched to 58 HRC, combining exceptional edge retention with a dark, striking aesthetic that mirrors the lethal power of the Mortal Draw combat art.

Built with a full-tang core pinned by dual mekugi (bamboo pegs), this sword delivers absolute structural stability with zero blade wobble during swings. The tsuka (hilt) features a genuine leather wrap over an authentic textured underlay, anchored by an antique silver and black flower-petal tsuba (guard) and a functional pommel ring. The blade is housed in a natural hardwood saya (scabbard) featuring raw wood grain tones, dark copper alloy protective end-caps, and a black sageo cord wrap.

Key Performance & Functional Features

  • Purple-Heat Treated T10 Steel (58 HRC): High-grade carbon tool steel heat-treated for a purple-crimson finish, offering high impact resistance and game-accurate Mortal Draw aesthetics.

  • 8-Stage Hand Grinding & Defined Edge: Hand-polished process that refines the edge geometry and produces a clean, sharp profile with a geometric Kissaki (tip).

  • Full-Tang Shinobi Construction: Solid steel core extending through the full handle, double-pinned with dual mekugi pegs for maximum safety, balance, and structural integrity.

  • Leather-Wrapped Anti-Slip Grip: Wrapped with genuine leather over a textured underlay, fitted with a custom floral alloy guard (tsuba) and integrated pommel ring for a secure hold.

  • Natural Hardwood Grain Saya: Hand-crafted hardwood scabbard displaying unique natural grain patterns, reinforced with dark copper alloy protective caps and a traditional black sageo cord.

Detailed Product Specifications

Specification Details
Overall Length 103 cm (40.5 in)
Blade Length 72 cm (28.3 in)
Handle Length 26 cm (10.2 in)
Blade Width 3.2 cm (1.25 in)
Blade Thickness 0.7 cm (0.27 in)
Total Weight 1.2 kg (2.64 lbs)
Blade Material Hand-Forged T10 Carbon Steel (Purple Heat Treatment)
Hardness Grade 58 HRC (Oil Quenched & Tempered)
Grinding Process 8-Stage Hand Grinding with Geometric Kissaki
Hilt Structure Full Tang with Dual Mekugi Bamboo Pegs
Handle Wrap Genuine Leather over Textured Underlay
Scabbard (Saya) Natural Hardwood with Exposed Grain & Black Sageo
Fittings & Guard Antique Copper Alloy Floral Tsuba & End-Caps
Dimensions & Materials

Dimensions & Materials

Craftsmanship & Materials:

  • Blade Material: T10 Carbon Steel
  • Scabbard Material: Natural Wood
  • Handle Material: Leather
  • Fittings: Alloy Copper
  • Grinding Process: Eight-Stage Hand Grinding
  • Blade Treatment: Purple Heat Treatment
  • Hardness: 58 HRC

Dimensions:

  • Overall Length: 103 cm
  • Blade Length: 72 cm
  • Blade Width: 3.2 cm
  • Blade Thickness: 0.7 cm
  • Handle Length: 26 cm

Weight:

  • Total Weight: 1.2 kg
Free Custom Blade Engraving

Free Custom Blade Engraving

Want a more personalized blade?

Get free custom engraving on your sword, including text or designs.

(Note: Hand engraving may compromise the blade's structural integrity, so only laser engraving is available.)

How it works: Simply add a note at checkout stating "engraving." We will confirm your engraving details via email within 30 minutes.

Shipping & Returns

Shipping & Returns

Free Shipping Policy
We offer free shipping on all orders!
Your order will arrive in as little as 7 days and typically no later than 14 days.

Return Policy
If you experience any issues with your order and need to return or exchange an item, please email us at support@authentickatana.com within 30 days of delivery.We’ll get back to you promptly.

Sekiro's Katana Sword – Undead Cut Katana – Sekiro: Shadows Die Twice Replica Katana

Full-Tang & Battle-Ready Core

Sekiro's Katana Sword – Undead Cut Katana – Sekiro: Shadows Die Twice Replica Katana

Natural Hardwood Grain Scabbard (Saya)

Sekiro's Katana Sword – Undead Cut Katana – Sekiro: Shadows Die Twice Replica Katana

Leather-Wrapped Shinobi Grip

Sekiro's Katana Sword – Undead Cut Katana – Sekiro: Shadows Die Twice Replica Katana

Mystical Purple-Crimson T10 Steel (58 HRC)

  • Free Display Stand & Sword Bag
  • Free Shipping
  • 100% Customs Clearance Guarantee
  • 30-Day Money-Back Guarantee
  • 24/7 Customer Support
  • Free Display Stand & Sword Bag
  • Free Shipping
  • 100% Customs Clearance Guarantee
  • 30-Day Money-Back Guarantee
  • 24/7 Customer Support
  • Free Display Stand & Sword Bag
  • Free Shipping
  • 100% Customs Clearance Guarantee
  • 30-Day Money-Back Guarantee
  • 24/7 Customer Support

 320,000+ Japanese Swords Sold Since 1996

Every blade is hand-forged and polished in Osafune, Japan, and built for combat-ready performance.

Traditional Japanese sword aesthetics guide the design, while the tsuba, fittings, and other components are handcrafted.

Built for practical cutting, collection, and display.

Blade Forged in Osafune, Japan 

Details Crafted by Hand 

Shaped & Polished by Hand 

Fitted & Assembled by Hand 

Why Authentic Katana

Blade Forged in Osafune, Japan
Built for Real Sword Use
Handcrafted After You Order
Display Stand + Sword Bag Included
Customs Clearance Handled for You
30-Day Returns & Exchanges
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FAQs

I'm buying this katana as a display piece. Does it come with a display stand?

Yes! We know most customers buy our katanas as stunning display centerpieces. That’s why every order includes a complimentary $30 gift bundle—featuring a solid wooden display stand and a protective cotton sword bag—so you can elegantly showcase and safeguard your sword right out of the box.

Can I have my name engraved on the blade?

Absolutely! You’re welcome to have your name, a personal motto, or even a custom design engraved on the blade. We offer this engraving service completely free of charge.

Simply leave a note saying “engraving” at checkout, and we’ll contact you by email within 30 minutes to confirm your engraving details and preferred style.

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