Gigantic Heart Box

 is a quest item.

Obtaining

 * Dropped by
 * Bworker
 * Celestial Bearbarian
 * Count Harebourg
 * Giant Kralove
 * Grohlum
 * Kimbo
 * Klime
 * Kolosso
 * Korriander
 * Merkator
 * Minotot
 * Missiz Freezz
 * Nileza
 * Obsidemon
 * Ougaa
 * Shadow
 * Sylargh
 * Tengu Snowfoux

Uses

 * Quest
 * Broken Heart