The Pulse Blade is a newer version of the Sabre of Light, Cyrax's high-tech cyborg weapon from Mortal Kombat Gold.
Cyrax uses a blue Pulse Blade in Mortal Kombat: Deadly Alliance and a green one in Armageddon.
Sektor also uses a Pulse Blade in Mortal Kombat: Tournament Edition, as he is a palette swap of Cyrax in that game, and wields two red Pulse Blades in Mortal Kombat: Armageddon.
Takeda Takahashi uses two orange Pulse Blades in Mortal Kombat X in his Ronin variation. His Pulse Blades can also be used as mines.
- Strangely enough, in Armageddon, Cyrax is able to pull his Pulse Blade out during a Fatality, while Sektor can't pull out his.
- Cyrax used his Pulse Blade against Havik in the opening of Mortal Kombat: Armageddon.
- The single Pulse Blade that Cyrax wields has the same attacks and animations as Shang Tsung's Straight Sword.
Cyrax's single pulse blade.
Sektor's double pulse blades.
Sektor's versus render showing him holding his Pulse Blades in Armageddon.
Cyrax's blue Pulse Blade in action in Deadly Alliance.