The ability to possess an arm with characteristics of bladed weapon. Variation of Blade Retraction, Organic Constructs and Weapon Hands.
The user has or can transform their arm into a bladed weapon.
- User's arm may be permanently stuck in a blade formed hand.
Kuroyukihime's (Accel World) Brain Burst avatar is Black Lotus, in this form her arms are swords.
Creed Diskenth (Black Cat) fusing with his Imagine Blade Level 3.
Baishin (Bleach) fused with his Zanpakutō, gaining swords for his arms.
Amanda Charter's Replicarter (Stargate SG-1) can make a sword of her arm.
SlashAngemon and/or GuardiAngemon (Digimon) have sword arms.
Herb (Ranma 1/2) can concentrate his ki into a sword on his arm.
Jushi Mataza Tsumuji (Tenjho Tenge) using Tsumuji Spear Technique: Extreme Transmission, The First Thrust with his Dragon Claw to turn his hand into a spear.
The T-1000 (Terminator 2) can turn it's arm into a sword.
Rex Salazar (Generator Rex) creates his Big Fat Sword.
Jack Krauser (Resident Evil Series)
Solomon Goldsmith (Blood+) using his blade arm.
Razorfist (Marvel Comics) truly lives up to his name.
Three members of the Corpse Corps (Blood+) with blades extended.
Carnage (Marvel Comics) with blade extended.
Edward Elric (Fullmetal Alchemist) utilizes a blade mounted on his automail arm with ease.
Mercenary Tao's (Dragon Ball) hidden blade.
Alex Mercer (Prototype) with blade extended.
Jacques D'Coolette (Archie's Sonic the Hedgehog)
Cutlass Depardieu (Archie's Sonic the Hedgehog)
Babbo Version 1B- Dagger ÄRM turns Ginta's (Marchen Awakens Romance) hand into a bladed weapon.
Because of the Ghost ÄRM, Scalpel, the Flat Sisters (Marchen Awakens Romance) can turn their hands into blades.
One of Sarah Band's (Marchen Awakens Romance) Ghost ÄRMs allows her to turn her hand into a scythe.
After losing his left hand to Warlord Go-Komodo, Leonardo (Teenage Mutant Ninja Turtles Image) replaced it with a steel cap containing a retractable blade.
Dragon Claw's (M.U.G.E.N) "hands" are V-shaped dual-blades.