Awakened Infernal Necklace

Acquisition

 * 's Evolution

Breakthrough
To advance through stage 5, the following is needed:
 * 10 x
 * 10 x

Evolution
To advance through stage 10, the following is needed:
 * 5 x
 * 50 x
 * 5 x
 * 5 x

This weapon then turns into.