Extra Pack (series)

The Extra Packs are a series of special sets in the OCG, designed to release cards into the OCG that were previously exclusive to the TCG.

The Extra Pack sets so far include:
 * Extra Pack
 * Extra Pack Volume 2
 * Extra Pack Volume 3
 * Extra Pack Volume 4
 * Extra Pack 2012
 * Extra Pack: Sword of Knights
 * Extra Pack: Knights of Glory