Extra Booster 1: Immortal Entities

"Immortal Entities" is the 1st Extra Booster released in both Japanese and English format.

Features

 * Contains 48 cards (1 BR/2 RRR/5 RR/10 R/10 UC/20 C) + 6 SP.
 * Includes further support for Dragon World, Katana World and Ancient World.
 * Each English display includes 1 random card of 4 different Promo Cards.
 * Flash-strike Ninja, Zanryu
 * Armorknight Giraffa
 * Windmill Knives, Mooncircle
 * Maximum Skill, Breaking Flames
 * Each pack contains 5 cards, one of them definitely being R or greater.
 * 1 display contains 15 packs.

Confirmed Cards (Rarity in brackets)

 * ??? Grakies
 * Blue ???
 * Martial Arts Dragon Emperor, Duel Siegar