Captain Scarlight's Heart

 is a resource.

Obtained

 * Dropped by
 * Captain Scarlight

Uses

 * Used in the craft of
 * Mastigator's Amulet
 * Mastigator's Helmet
 * Captain Scarlight's Boots
 * Mastigator's Cape
 * Captain Scarlight Essence
 * Captain Scarlight's Belt
 * Captain Scarlight's Glove