Twice Critical, also known as the Hand of the Dragon, is a commonly occurring Sacred Gear.
In Volume 9, Siegfried reveals that he has a Twice Critical which is a subspecies.
Twice Critical looks like a gauntlet that manifests on the user's arm, leaving the wielder's fingers uncovered. The color of the Twice Critical appears to differ between users.
Siegfried's subspecies Twice Critical created a silver Dragon Arm on the back of his body.
Twice Critical is a Sacred Gear that doubles the power of the user for a certain time.
Siegfried's Twice Critical was a subspecies that created a Dragon Arm on his back and doubled his powers at the same time.
Chaos Edge Asura RavageEdit
"Chaos Edge Asura Ravage" (阿修羅と魔龍の宴, Kaosu Ejji Asura Revijji), also known as the Feast of Asura and the Demonic Dragon, was the subspecies Balance Breaker of Siegfried's Twice Critical. It allowed Siegfried to created 4 Dragon arms on his back, each doubling his power. The Dragon arms could also regenerate, as shown in Volume 11 where Yuuto Kiba successfully sliced off one of his Dragon arms but grows back to four in the next volume.
- This Sacred Gear is refereed to as "Double Critical" in the Funimation English dubbed
- Siegfried's Twice Critical was the only Sacred Gear to have a subspecies in both its standard and Balance Breaker forms.