A rapier carried by the Knights of the Underworld.

— Description, Sonic and the Black Knight[1]

The Cursed Rapier (呪われたレイピア Norowareta reipia?) is a collectible item that appears in Sonic and the Black Knight.


The Cursed Rapier resembles a dark rapier with a thick grip. However, it has a dark purple figure resembling a six-legged insect with a fin on its back, on the hilt. It is surrounded by a purple aura, implying it is from the underworld. According to its profile, it is carried by the Knights of the Underworld.


In gameplay, the player can collect the Cursed Rapier by defeating enemies during different Missions in certain areas. For then to obtain it, the player must use the ID points earned from completing the Mission where the Cursed Rapier was picked up to identify it on the identification screen. The Cursed Rapier is needed to craft the Ktuga.



  1. Official in-game description of Cursed Rapier in the Treasury, item 010/247.

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