Sonic Knuckles

The Sonic Knuckles (ソニックナックル) is a recurring fist weapon in the series. It is often a mid-ranked weapon that has no special properties.

Final Fantasy III
The Sonic Knuckles is the second weakest fist weapon in the game, being above the Bronze Knuckles. It provides 28 Attack, +2 Agility, and can only be equipped by the Onion Knight, Monk, and Black Belt classes. It can be found in Tokkul as well as the Tower of Owen.

Dissidia Final Fantasy
The Sonic Knuckles is a level 36 Grappling weapon that provides +44 Bravery and +27 Attack. It can be obtained at the shop by trading in 11300 gil.

Dissidia 012 Final Fantasy
The Sonic Knuckles return as a level 30 Grappling weapon that provides +59 Bravery, +27 Attack, and -468 HP. It can be obtained at the shop by trading in